A U.S. Marine Corps MV-22 Osprey assigned to Marine Medium Tiltrotor 262 (Reinforced), 31st Marine Expeditionary Unit, lands during a flight deck certification aboard the USS Green Bay (LPD 20), at sea, March 8, 2015. The certification is for the Sailors to properly and safely land and launch aircraft during their Spring Patrol of the Asia-Pacific region. (U.S. Marine Corps photo by GySgt Ismael Pena/Released)