At least five of the 15 people on board a skydiving aircraft were injured after the small plane went off the runway at Cross Keys Airport in Williamstown, New Jersey, on Wednesday.

A skydiving plane with 15 people onboard crashed while taking off a runaway at Cross Keys Airport in Gloucester County, New Jersey.

The call for the “mass casualty” incident came in around 5:30 p.m. for an emergency situation at the Cross Keys Airport in Gloucester County, just over 20 miles outside of Philadelphia.