US Army Helicopter Crashes in Alaska: Soldiers' Names Released and Flights Grounded.

Three soldiers killed in a helicopter crash in Alaska have been identified as Chief Warrant Officer 3 Christopher Robert Eramo, Chief Warrant Officer 2 Kyle D. McKenna, and Warrant Officer 1 Stewart Duane Wayment. The helicopters collided while returning to Fort Wainwright from an aerial gunnery range. A fourth soldier survived and remained hospitalized. The U.S. Army Combat Readiness Center will lead the safety investigation, and the Federal Aviation Administration issued a signal to restrict air traffic within 25 nautical miles of the crash site through Thursday. The Army has grounded aviation units for training after 12 soldiers died in helicopter crashes.