The Reedley Police Department says that after returning from work, Diaz-Nunez's husband discovered that his 32-year-old wife had killed their 4-year-old boy and 21-month-old girl in a bathtub.
Officers found Vera Lucia Diaz-Nunez lying in an adjacent bedroom on the floor after she was cut down and laid on the floor by her husband.
The Reedley Police Department says their investigation revealed through interviews that Vera Lucia Diaz-Nunez had been suffering recently from depression.
RELATED: Mother and children found dead in Reedley apartment
Mother and children found dead in Reedley apartment
Officers have not had any prior contact with her or her family.