The NTSB published video showing officials at the site of the fatal Jan. 31 plane crash in Philadelphia, which killed at least seven people and injured 22 others.
Days after a Learjet 55 air ambulance crashed in a Philadelphia neighborhood, the NTSB has recovered avionics that could help explain the cause of the devastating accident. The safety board said Feb.
The Learjet55 crashed near the Roosevelt Mall in northeast Philadelphia around 6:30 p.m. after departing from Northeast Philadelphia Airport, according to the Federal Aviation Administration.