Over three days of sometimes contentious hearings this week, the National Transportation Safety Board interrogated Federal ...

A deadly midair collision occurred in Washington this January. Sixty-seven people died in the accident. A broken altimeter ...

Investigators probing the January midair collision of a passenger plane and an Army helicopter over Washington that killed 67 people found the chopper was flying higher than the it should have been ...

An NTSB investigation into a fatal helicopter-airplane collision in D.C. revealed a faulty helicopter altimeter and prior ...