A long list of things went wrong in January and contributed to the collision between an Army helicopter and an American ...

The deadly mid-air collision at Reagan Airport in January was years in the making, the operations manager of the DCA air ...

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 ...

The F.A.A. has since been training on-call specialists to be snappier about administering alcohol and drug tests after a ...