Six months after a deadly mid-air collision over the Potomac, the NTSB launches a 3-day hearing to investigate communication ...

Investigators testifying at a hearing into the January's mid-air crash in Washington DC suggest faulty altitude data may have ...

A hearing investigating the mid-air collision over Ronald Reagan National Airport focused on the altitude of the U.S. Army ...

Transportation officials began the first of three days of investigative hearings Wednesday to find out what caused the deadly January plane crash that left 67 dead.