The small plane crashed near the Sierra Sky Park airport on Saturday afternoon.


FRESNO, Calif. -- Two children are dead and two adults are in the hospital after a small plane crashed in northwest Fresno.
The video above is ABC30 Action News' 24x7 streaming channel. A related video will be added to this story as soon as it's available.
The Fresno County Sheriff's Office says the crash happened around 1:50 p.m. Saturday near the Sierra Sky Park Airport on Blythe Avenue.
Multiple agencies, including the Fresno Police, the Fresno Fire Department, the Fresno County Sheriff's Office and the North Central Fire Department, responded to the crash.
When first responders arrived, they found the plane on fire atop the bluff of the San Joaquin River.
Firefighters immediately worked to extinguish the flames and prevent the fire from spreading to nearby homes.
Four people were aboard the plane. Two adults were taken to the hospital for their critical injuries. The two children were pronounced dead at the scene.
Officials say the victims' identities and their relationship to one another are unknown at this time.
Fresno City Councilmember Mike Karbassi released the following statement on Facebook:
Power was briefly knocked out for nearby residents during the time of the crash but has since been restored, according to PG&E's outage map.
The National Transportation Safety Board is taking over the investigation. The Fresno County Sheriff's has established a perimeter to preserve the crash site for the federal investigation.
Stay with Action News for the latest on this developing story.