CORRECTED-(OFFICIAL)-Lockheed F-35s get major role in U.S. military exercise
June 01, 2015 at 20:28 PM EDT
WASHINGTON, June 1 (Reuters) - Lockheed Martin Corp's F-35 fighter jet will play a major role in a large U.S. military exercise this week for the first time, marking another milestone for the Pentagon's largest weapons program, Air Force officials said Monday.