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

The NTSB concluded three days of investigative hearings into the collision between an Army helicopter and a passenger plane ...

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...

It came on a night when the United States won three gold medals, by far its best performance in what had been a lackluster ...

Katie Ledecky delivered a dominant performance in the 800m freestyle at the World Championships, holding off rising star ...