Here are some of the reasons why aircraft can catastrophically veer toward the ground like a medevac jet did in Philadelphia on Friday night.

The collision on Wednesday night, between an army Black Hawk helicopter and a commercial plane, left no survivors.

Recovery crews and divers are searching the Potomac River for remains and clearing wreckage  from the midair collision of a passenger jet and Army helicopter that killed 67 people. A Coast Guard ...

The search and rescue mission was transitioning to a recovery mission, and no survivors were expected, DC Fire and EMS Chief ...

PHILADELPHIA (AP) — Authorities sifted through burned cars and charred debris Saturday to gather clues that might explain why ...

Sixty-seven people died in a collision between a Bombardier CRJ700 regional jet operated by PSA Airlines and a military Black Hawk helicopter.

The medical plane crash in Northeast Philadelphia killed one person and injured 19 people on the ground, in addition to the six on board who were killed.

Across the county, families, friends and communities are remembering the lives lost in Wednesday night's plane collision in ...

A mom aboard the doomed American Airlines flight snapped a photo of her two beaming ice skater daughters just before it took ...

However, a Saturday morning update from the Philadelphia mayor's office confirmed that all six people aboard the plane had ...

Police boats combed the banks of the Potomac River on Friday, slowly scanning the shoreline in the rain as investigators ...

The Learjet 55 crashed near the Roosevelt Mall in Northeast Philadelphia around 6:10 p.m. on Friday after departing from ...