AIRSHOW-U.S. Marines say new CH-53K helicopter programme on track
April 26, 2018 at 08:39 AM EDT
BERLIN, April 26 (Reuters) - The U.S. Marine Corps is on track to declare an initial four CH-53K heavy-lift helicopters, built by Lockheed Martin Corp's Sikorsky unit, ready for combat use as planned in December 2019, senior Marine Corps officials said on Thursday.