Aviation experts tell PEOPLE it's possible that the U.S. Army Black Hawk helicopter did not see the American Airlines passenger plane before the two collided on Wednesday, Jan. 29, killing 67 people.

An American Airlines regional jet went down in the Potomac River near Ronald Reagan Washington National Airport.

Longtime friend and Embry-Riddle classmate recalls the life of Jonathan Campos, captain of the doomed airliner involved in Washington, D.C., crash.

US authorities restricted helicopter flights near Reagan Washington National Airport on Friday, after a midair collision between an American Airlines passenger jet and a military helicopter killed 67 ...

American Airlines plane crash in Washington, D.C., that killed all 67 involved, investigators have sought to understand the tragedy. Here’s everything to know so far.

Families of the victims in Wednesday’s catastrophic airline collision could receive a boost in lawsuits from high-profile comments accepting blame.

Reagan National Airport resumed flight operations Thursday morning after a tragic collision of a passenger plane and Army helicopter.

A timeline of the tragic collision between a commercial plane and a Black Hawk helicopter over the Potomac River, with ...

An Army Black Hawk helicopter collided with a regional jet near Ronald Reagan Washington National Airport on Wednesday evening, U.S. officials confirmed to ABC News.

An American Airlines flight crashed into a U.S. Army Black Hawk Helicopter over the Potomac River as it approached Ronald Reagan Washington National Airport.

Among the victims of the horrific American Airlines crash in Washington D.C. was 12-year-old Brielle Beyer, whose parents say had beaten cancer as an infant.

A midair collision between an Army helicopter and a passenger jet killed all 67 people aboard the two aircraft, officials ...