The crew of a US Army helicopter may have had faulty altitude readings and not heard a key instruction from air-traffic ...

NTSB Chair Jennifer Homendy said the Black Hawk helicopter was at approximately 278 feet altitude at the time of the crash, ...

Investigators believe message transmission was interrupted during a critical moment, preventing pilots from communicating.

There is a high ceiling for how much snow the storm -- likely to hit Wednesday or Thursday -- could generate. But it could ...