Philadelphia's mayor says five people hurt on the ground from a Learjet crash remain hospitalized, three of them are in critical condition.

PHILADELPHIA (AP) — A medical transport jet slammed into a Philadelphia neighborhood about 30 seconds after taking off on Friday, erupting in a fireball and engulfing several homes in fire. Two people were on board, the Federal Aviation Administration said.

PHILADELPHIA — (AP) — A medical transport jet crashed in Philadelphia on Friday about 30 seconds after taking off, setting homes ablaze, strewing debris and rattling residents after the second air disaster in as many days. Two people were on board, the Federal Aviation Administration said.