A twin-engine medevac jet crashed in a neighborhood in northeast Philadelphia Friday night, causing a fiery explosion, according to authorities and video from the scene.

A medevac plane crashed soon after takeoff in Philadelphia on Friday with a child and five others on board, the air ambulance company that operated it said, adding that it had not confirmed any survivors.

The Learjet, carrying a pediatric patient and five others, crashed on Friday, killing all on board. On the ground, one person was killed and at least 19 others were injured, officials said.