The Learjet 55 departed from Northeast Philadelphia Airport just after 6 p.m. and crashed moments later near the mall, flight logs show.

Yellow and red police tape continue blocking off the perimeter near Roosevelt Mall Monday morning in Philadelphia where a small medical jet crashed onto Cottman Avenue Friday evening. Seven people were killed and dozen of others injured from the explosion that burst into a plume of fire and smoke caused by the

"Right now, we're just asking for prayers," Mayor Cherelle Parker said. She urged residents to stay away from the scene.