About a dozen firefighters are currently on scene at Fullerton airport where a plane has just crashed upon take-off. The explosion on the twin-engine plane was first reported just after 7:50 p.m. according to Fullerton Police Department.
All causalities are unknown at this point as investigators are currently making their way to the airport.
Social media users spotting the crash immediately posted video online of the incident.
"Looks like an airplane crashed at Fullerton airport, may have been during taxi. This is moments after @SoCalSafety1st"
This story is breaking. Please check back for updates.