Investigators so far have highlighted several factors that may have contributed to the collision, which left 67 people dead.

The National Transportation Safety Board questioned witnesses Friday on collision avoidance technology and organizational ...

The NTSB continued its hearings Thursday into the deadly air collision between a military aircraft and a passenger jet.

Investigators have found that a helicopter involved in a deadly crash with a passenger plane over Washington was flying above ...

The first of the National Transportation Safety Board’s three days of investigative hearings is underway to help determine ...