U.S. Navy's King Stallion helicopter completes operational testing
Friday, October 21, 2016 - 09:31
in Paleontology & Archaeology
Geoff ZiezulewiczWASHINGTON, Oct. 21 (UPI) -- The U.S. Marine Corps' CH-53K King Stallion helicopter has completed its two-week initial operational period, the Navy announced this week.