A Philadelphia community is still processing what happened Friday evening after a small medical jet transporting a newly released Shriners Children's Hospital patient, her mother and four crew members,

We're learning more about the victims of Friday night's medical plane crash in Philadelphia. At least seven people were killed and 22 injured. Federal investigators are there trying to collect evidence and figure out what went wrong.

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.