By Trevor Hunnicutt, David Shepardson and Jeff MasonWASHINGTON (Reuters) -Scores of people were feared dead after an American Airlines regional passenger jet carrying 64 people collided with a U.S.

A Jet Rescue Learjet 55 ambulance aircraft crashed violently moments after takeoff from North Philadelphia Airport, killing ...

American Airlines confirmed 60 passengers and four crew members were aboard the jet. The helicopter, on a training flight, was carrying three soldiers, a US official said.

Data confirmed that the air traffic ... of the CRJ-700 about 2 minutes before the collision. Meanwhile, relatives of some of the victims visited the edge of the river near the crash site on ...