Investigators probe the cause of Philadelphia air ambulance crash that killed 7
Debris from the crash exploded into a fireball, and pieces of the plane severely damaged several businesses and at least 11 homes.
Transportation secretary says 'expansive' impact zone was left by Philadelphia medical ...
The impact area where a medical transportation plane crashed in Philadelphia was notably ''expansive,'' U.S. Transportation Secretary Sean Duffy said Monday after viewing the site with investigators ...