Air crash investigations can take months, and federal investigators told reporters they would not speculate on the cause.

Officials confirmed there were "no survivors" among the 67 people aboard the aircrafts that collided mid-air over Washington DC ...

A “radiant” mother, soon-to-be-married pilot and teenage skaters are among those killed in the horror crash between a passenger plane and army helicopter in Washington, D.C. on Wednesday. All 64 ...