the Plane was out on a training when the incident occurred in the Moreno Valley in the vicinity of Los Angeles, according to CBS News.

One of the employees filmed the event, and could hardly believe their eyes.

– There is no roof on the building, so you see through the ceiling, the walls are gone.

another employee tells us:

– It made the whole building shake, ” he says.

got the twelve people on the ground care after the crash. At least one of the injured was taken to the hospital.

the Plane had live ammunition on board, says ABC News.

A road in the vicinity stänges of because there was a risk of explosion.

the Cause of the crash is as yet unclear.