Nepalese people pay tributes to the victims of the April 25 earthquake, holding lighted candles near the destroyed Dharahara tower in Kathmandu, Nepal, Thursday, May 7, 2015. (AP Photo/Niranjan Shrestha)
Nepalese people stand for a minute's silence for victims of last week's earthquake, in front of the destroyed Dharahara tower monument in Kathmandu, Nepal, Thursday, May 7, 2015. (AP Photo/Niranjan Shrestha)
In this Tuesday, May 5, 2015 photo, Portuguese man Lourenco Macedo Santos arranges sacks of rice brought as relief material in Kathmandu, Nepal. (AP Photo/Niranjan Shrestha)
A Nepalese man offers prayers in front of floral tributes at Basantapur Durbar Square in Kathmandu, Nepal, Thursday, May 7, 2015. (AP Photo/Niranjan Shrestha)
Nepalese people paying tributes to the victims of the April 25 earthquake hold lit candles near the destroyed landmark Dharahara tower in Kathmandu, Nepal, Thursday, May 7, 2015. (AP Photo/Niranjan Shrestha)
Shyeam Bahadur Bhujel, 70, pauses after working on recovering items from demolished houses in Sakhu, Nepal, Wednesday, May 6, 2015. (AP Photo/Bernat Armangue)
A man reads a newspaper at Basantapur Durbar Square, damaged in the April 25 earthquake in Kathmandu, Nepal, Tuesday, May 5, 2015. (AP Photo/Bernat Amangue)
Nepalese people stand at the quake damaged Basantapur Durbar Square, in Kathmandu, Nepal, Wednesday, May 6, 2015. (AP Photo/Niranjan Shrestha)
Nepalese people, who lost their family members to the April 25 earthquake, wait to perform rituals to end their mourning period in Bhaktapur, Nepal, Wednesday, May 6, 2015. (AP Photo/Niranjan Shrestha)
Funchu Tamang, 101 years old, lies down with injuries suffered in late April's earthquake at a makeshift hospital in Bidur, Nuwakot District, Nepal, Monday, May 4, 2015. (AP Photo/Wally Santana)
A Nepalese boy stands outside his village with a signboard asking for help in Pauwathok village, Sindhupalchok district, Nepal, May 2, 2015. (AP Photo / Manish Swarup)
Photos of Buddhists who died in last week's massive earthquake are placed above offerings at the Nedyon Unphong Thapchyo Monastery in Bidur, Nuwakot District, Nepal, May 4, 2015. (AP Photo/Wally Santana)
Nepalese woman remove debris searching their belongings from their house that was destroyed a week ago during the earthquake in Bhaktapur, Nepal, Sunday, May 3, 2015. (AP Photo/Bernat Amangue)
In this photo taken on May 2, 2015, a villager walks his goats through the destroyed village of Pokharidanda in the Gorkha District of Nepal. (AP Photo/Wally Santana)
People who have had their homes damaged and are living in tents during the April 25 earthquake line up for drinking water amd food in Kathmandu, Nepal, May 3, 2015. (AP Photo/Niranjan Shrestha)
A Nepalese man walks past damaged buildings in Lalitpur, on the outskirts of Kathmandu, Nepal, Thursday, April 30, 2015. (AP Photo/Niranjan Shrestha)
An elderly man sits at his collapsed home in the destroyed village of Jalingi, near the epicenter of Saturday's massive quake, in the Gorkha District of Nepal, April 30, 2015. (AP Photo/Wally Santana)
A Buddhist monk salvages religious items from a monastery around the famous Swayambhunath stupa after it was damaged by Saturday's earthquake in Kathmandu, Nepal, April 30, 2015. (AP Photo/Niranjan Shrestha)
A Buddhist monk salvages a statue from a monastery around the famous Swayambhunath stupa after it was damaged by Saturday's earthquake in Kathmandu, Nepal, April 30, 2015. (AP Photo/Niranjan Shrestha)
Buddhist monks salvage a statue from a monastery around the famous Swayambhunath stupa after it was damaged by Saturday's earthquake in Kathmandu, Nepal, April 30, 2015. (AP Photo/Niranjan Shrestha)
A U.S. doctor attends to Pemba Tamang inside an ambulance after being rescued from a building that collapsed five days ago in Kathmandu, Nepal, April 30, 2015. (AP Photo / Manish Swarup)
Nepal policemen and US rescue workers prepare to pull out Pemba Tamang, a teen boy from the rubble of a building five days after the earthquake in Kathmandu, Nepal, April 30, 2015. (AP Photo / Manish Swarup))
A Nepalese earthquake-affected man rests in between salvaging items from damaged houses in Lalitpur, on the outskirts of Kathmandu, Nepal, April 30, 2015. (AP Photo/Niranjan Shrestha)
Nepalese policemen cheer after they along with U.S. rescuers pulled out Pemba Tamang, a teen boy from a building that collapsed five days ago in Kathmandu, Nepal, April 30, 2015. (AP Photo / Manish Swarup)
Policemen lift their commander and celebrate after they along with U.S. rescuers pulled a teen from a building that collapsed five days ago in Kathmandu, Nepal, April 30, 2015. (AP Photo / Manish Swarup)
Pemba Tamang, 15, recovers after being rescued by a Nepalese team with American responders assisting them, in Kathmandu, Nepal, April 30, 2015. (AP Photo/Manish Swarup)
People pay their last tributes to victims of Saturday's earthquake in Nepal, after their bodies arrived in Gauhati, India, Wednesday, April 29, 2015. (AP Photo/Anupam Nath)
An earthmover clears rubble, with Nepalese army soldiers standing by at Kathmandu Durbar Square, a UNESCO World Heritage Site, in Kathmandu, Nepal, Wednesday, April 29, 2015. (AP Photo/Manish Swarup)
A Nepalese child injured in Saturday's earthquake is taken on a stretcher after being evacuated from higher reaches of mountains in Kathmandu, Nepal, April 29, 2015. (AP Photo/Manish Swarup)
Nepalese villagers salvage items from a house destroyed by Saturday's earthquake in Sakhu, on the outskirts of Kathmandu, Nepal, April 29, 2015. ( (AP Photo/Bernat Amangue)
People walk past a house with one side of its walls completely destroyed by the earthquake in Sakhu, on the outskirts of Kathmandu, Nepal, Wednesday, April 29, 2015. (AP Photo/Bernat Amangue)
Destroyed villages sit on mountain tops near the epicenter of Saturday's massive earthquake, in the Gorkha District of Nepal, Wednesday, April 29, 2015. (AP Photo/Wally Santana)
Houses on the higher reaches of mountains lie in a rubble, destroyed in Saturday's earthquake, as seen from a helicopter near Dhadingbesti, in Nepal, Wednesday, April 29, 2015. (AP Photo/Manish Swarup)
A house on the higher reaches of mountains destroyed in Saturday's earthquake is seen from a helicopter near Dhadingbesti, in Nepal, April 29, 2015. (AP Photo/Manish Swarup))
Jagot Kumari Rana is led through the rubble of collapsed homes by her grandson Sogat Rana near the epicenter of the massive quake in the Gorkha District of Nepal, April 28, 2015. (AP Photo/Wally Santana)
Bhoj Kumar Thappa stands on his collapsed home where his wife and unborn child were killed during Saturday's massive earthquake in the Gorkha District of Nepal, April 28, 2015. (AP Photo/Wally Santana)
A villager surveys the damage of her home in Paslang village near the epicenter of Saturday's massive earthquake in the Gorkha District of Nepal, April 28, 2015. (AP Photo/Wally Santana)
Mountain guides and climbers stand beside camping and climbing gear gathered together after an avalanche hit the area, at Everest Base Camp, Nepal, Tuesday, April 28, 2015. (AP Photo/Nima Namgyal Sherpa)
Shoes and camping gear lie strewn about after an avalanche hit the area on Saturday at Everest Base Camp, Nepal, Tuesday, April 28, 2015. (AP Photo/Nima Namgyal Sherpa)
An elderly woman sits inside a residents makeshift area in Bhaktapur, Nepal, April 28, 2015. Many people have camped outdoors in the chilly night cold since the massive quake. (AP Photo/Bernat Armangue)
A woman recovers cooking pots from her collapsed home destroyed village of Paslang near the epicenter of Saturday's massive quake in the Gorkha District of Nepal, April 28, 2015. (AP Photo/Wally Santana)
Lok Thapa holds a niece, Akin Thapa, in the rubble of his collapsed home near the epicenter of Saturday's massive quake in the Gorkha District of Nepal, April 28, 2015. (AP Photo/Wally Santana)
Survivor Rishi Khanal, 27, is freed by French rescuers from the ruins of a three-story hotel in the Gangabu area of Kathmandu, Nepal, Tuesday, April 28, 2015. (AP Photo/Niranjan Shrestha)
A young Nepalese boy washes the feet of his sibling next to an earth mover at a makeshift camp for the earthquake affected in Kathmandu, Nepal, Tuesday, April 28, 2015. (AP Photo/Altaf Qadri)
A Hindu Nepalese woman offers prayers at Indrayani temple, that was damaged in Saturday's earthquake, in Kathmandu, Nepal, April 27, 2015. (AP Photo/Bernat Armangue))
A Nepalese family collects belongings from their home destroyed in Saturday's earthquake, in Bhaktapur on the outskirts of Kathmandu, Nepal, April 27, 2015. (AP Photo/Niranjan Shrestha)
Nepalese residents gather in an open space at the site of destruction cause after Saturday's earthquake in Bhaktapur, on the outskirts of Kathmandu, Nepal, April 27, 2015. (AP Photo/Niranjan Shrestha)
A man sits with a child on his lap as victims of Saturday's earthquake, wait for ambulances after being evacuated at the airport in Kathmandu, Nepal, April 27, 2015. (AP Photo/Altaf Qadri)
An Indian woman cries as her relative, right who was on pilgrimage in Nepal during Saturday's earthquake, returned at the airport in Ahmadabad, India, Monday, April 27, 2015. (AP Photo/Ajit Solanki)
The shadow of an Indian Air Force aircraft carrying relief material is cast on an area where tents are setup by residents in Kathmandu, Nepal, April 27, 2015. (AP Photo/Altaf Qadri)
Nepalese victims of Saturday's earthquake lie inside a helicopter as they are evacuated from Trishuli Bazar to Kathmandu airport in Nepal, April 27, 2015. (AP Photo/Altaf Qadri)
People gather on an open space for security reasons at the Basantapur Durbar Square, damaged in Saturday's earthquake in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Bernat Armangue)
A Nepalese man cries as he walks through the earthquake debris in Bhaktapur, near Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Niranjan Shrestha)
Flames rise from burning funeral pyres during the cremation of quake victims at the Pashupatinath temple on the banks of Bagmati river, in Kathmandu, Nepal, April 26, 2015. (AP Photo/Bernat Armangue)
A woman weeps during the cremation of a victim of Saturday's earthquake, at the Pashupatinath temple, on the banks of Bagmati river, in Kathmandu, Nepal, April 26, 2015. (AP Photo/Bernat Armangue)
An injured Sherpa guide sits inside a bus after being evacuated from Mount Everest Base Camp, in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Bikram Rai)
Exile Tibetans hold photos showing devastation at a vigil for those affected by the quake in Nepal and the border areas of India and China, in Dharmsala, India, April 26, 2015. (AP Photo/Ashwini Bhatia)
Indian students light candles on a pavement as tribute to victims of Nepal's earthquake, in Gauhati, India, Sunday, April 26, 2015. (AP Photo/ Anupam Nath)
Earthquake injured Nepalese man Suresh Parihar plays with his daughter Sandhya at a hospital, in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Manish Swarup))
One of the Kathmandu 's landmark Bhimsen tower is seen in rubbles after it was damaged in Saturday's earthquake, in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Niranjan Shrestha)
Family members break down during the cremation of earthquake victims in Bhaktapur near Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Niranjan Shrestha))
Rescue workers remove debris as they search for victims of earthquake in Bhaktapur near Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Niranjan Shrestha))
A Nepalese woman walks past a collapsed temple in Bhaktapur Durbar Square after an earthquake in Kathmandu, Nepal, Sunday, April 26, 2015.
(AP Photo/Niranjan Shrestha)
A Nepalese woman holds the hand of her relative killed in an earthquake at a hospital, in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Manish Swarup)
Indian soldiers arrive with supplies at the Tribhuwan International Airport a day after a massive earthquake in Kathmandu, Nepal, April 26, 2015.
(AP Photo/Wally Santana)
A Nepalese man sits in front of his damaged house waiting to salvage household goods after an earthquake in Kathmandu, Nepal, April 26, 2015.
(AP Photo/Manish Swarup)
Tents are seen from an airplane window in an open field next to Tribhuwan International Airport on April 26, 2015, a day after a massive quake in Kathmandu, Nepal. (AP Photo/Wally Santana)
A Hindu man breaks down during a funeral of Saturday's earthquake victims on the Pashupatinath bank of Bagmati river, in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Bernat Armangue)
A general view of the Basantapur Durbar Square that was damaged in Saturday's earthquake in Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Bernat Armangue)
Rescue workers remove debris as they search for victims of earthquake in Bhaktapur near Kathmandu, Nepal, Sunday, April 26, 2015. (AP Photo/Niranjan Shrestha)
A school student receives treatment at a hospital after he was injured in an earthquake in Motihari, in the eastern Indian state of Bihar (Press Trust of India)
Volunteers carry the body of a victim on a stretcher, recovered from the debris of a building that collapsed (AP Photo/Niranjan Shrestha)
Volunteers help with rescue work at the site of a building that collapsed after an earthquake in Kathmandu (AP Photo/ Niranjan Shrestha)
A building stands damaged after an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Rescuers look for victims under a building that collapsed after an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
An man walks past damage caused by an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
A man carries a dog and walks past damage caused by an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Volunteers help with rescue work at the site of a building that collapsed after an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
In this photo released by China's Xinhua News Agency, a collapsed building is seen in Nepal's capital Kathmandu (AP Photo/ Zhou Shengping)
Injured people receive treatment in Kathmandu, Nepal (AP Photo/ Tashi Sherpa)
A crane removes debris from the site of a building that collapsed in an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
People stand around damage caused by an earthquake at Durbar Square in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Volunteers carry an injured boy after rescuing him from the debris of a building that was damaged in an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
A car stands under the weight of an electric pole after it collapsed following an earthquake in Kathmandu, Nepal (AP Photo/ Tashi Sherpa)
An injured man receives treatment outside the Medicare Hospital in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Nepalese people huddle together outside the Medicare Hospital in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Rescuers clear the debris at Durbar Sqaure after an earthquake in Kathmandu, Nepal, Saturday, April 25, 2015 (AP Photo/ Niranjan Shrestha)
Volunteers run with a stretcher to carry a dead body recovered from the debris of a building that collapsed (AP Photo/ Niranjan Shrestha)
A group of people gather outdoors on a street as an earthquake hits Kathmandu city, Nepal (AP Photo/ Niranjan Shrestha)
A woman cries as her son remains trapped in the debris of a building that collapsed in an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Debris lie at Durbar Square after an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
People gather in an intersection near a damaged building in Kathmandu, Nepal (AP Photo/ Tashi Sherpa)
An injured child lies on the ground outside the Medicare Hospital in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
A group of people gather outdoors as an earthquake hits Kathmandu city, Nepal, Saturday, April 25, 2015 (AP Photo/ Niranjan Shrestha)
In this photo provided by Guna Raj Luitel, people walk next to ruble after an earthquake in Kathmandu, Nepal (AP Photo/ Guna Raj Luitel)
People walk past damage caused by an earthquake in Kathmandu, Nepal, Saturday, April 25, 2015. (AP Photo/ Niranjan Shrestha)
Volunteers help with rescue work at the site of a building that collapsed after an earthquake in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
In this photo released by China's Xinhua News Agency, a collapsed building is seen in Nepal's capital Kathmandu (AP Photo/ Zhou Shengping)
In this photo provided by Guna Raj Luitel, an injured woman is carried just after an earthquake in Kathmandu, Nepal (AP Photo/ Guna Raj Luitel)
Patients wait at the parking lot of Norvic International Hospital after the earthquake (AP Photo/ Binaj Gurubacharya)
Injured people receive treatment outside the Medicare Hospital in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
An injured child receives treatment outside Medicare Hospital in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
Volunteers carry the body of a victim on a stretcher, recovered from the debris of a building that collapsed (AP Photo/ Niranjan Shrestha)
An injured person receives treatment outside the Medicare Hospital in Kathmandu, Nepal (AP Photo/ Niranjan Shrestha)
People stand near collapsed houses in Nyalam County of Xigaze Prefecture, southwest China's Tibet Autonomous Region (AP Photo/ Zhang Mao)
KATHMANDU, Nepal -- Photos show the devastation following an earthquake that struck a swath of four countries on Saturday, April 25, 2015.