An American Airlines jet with 60 passengers and four crew members aboard collided Wednesday with an Army helicopter while landing at Ronald Reagan National Airport near Washington, D.C. Three soldiers ...

Many questions remain unanswered as the investigation into the cause of the American Airlines plane collision with a Black Hawk helicopter in Washington, D.C., continues.

France has handed over its last military base in Chad to local authorities. The move on Thursday came two months after the former French colony in central Africa broke off ...

Robert F. Kennedy Jr.’s frequent questioning of the safety of childhood vaccinations over the years is persisting as an issue in his confirmation hearings to become the Trump administration's top ...