A pilot and two crew members were aboard the helicopter, which was not carrying any patients when it plunged into the woods ...

Marine One, the presidential helicopter, is another such mode of transportation. With spacious, soundproof interiors, advanced defense systems, and a landing zone on the White House lawn ...

Investigators issued their preliminary report Tuesday in the probe into the devastating crash between an American Airlines plane and a U.S. Army Black Hawk helicopter.

Officials say a medical transport helicopter has crashed in Mississippi. A pilot and two hospital workers on board were killed.