Official websites use .mil
Secure .mil websites use HTTPS
The aircraft carrier USS Ronald Reagan (CVN 76) pulls into Apra Harbor, Guam, after completing Valiant Shield 2018. The biennial, U.S. only, field-training exercise focused on integration of joint training among the U.S. Navy, Air Force and Marine Corps. Valiant Shield 2018 was the seventh exercise in the Valiant Shield series that began in 2006.