On Friday, Fresno Police Chief Paco Balderrama announced that Valley Crime Stoppers is increasing the reward to $10,000. An anonymous donor gave $2,500, raising the total reward to $12,500.
On July 6, Isaac Vallejo died in a fire at a home on N. College and McKenzie. A 13-year-old broke his leg while jumping from a second-floor window and was hospitalized.
Shortly after the fire, police announced they were launching an arson investigation. Investigators had found that some sort of accelerant was used on the front and back doors of the home.
RELATED: 7-year-old killed in suspected arson fire in Fresno, homicide investigation launched
Just days before the deadly fire, on June 25th, officers responded to shots fired into the same home. No arrests were made in that incident.