Mayor Cherelle Parker said five people are still hospitalized following a fatal medical jet crash in Northeast Philadelphia, three of whom are in critical condition.

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.

Philadelphia's mayor says 22 people were injured when a medical jet crashed Friday night. At least five people remain hospitalized. All six people on board the plane were killed. CBS News New York's Ali Bauman has the latest details.