U.S. Marines assigned to Combat Logistics Battalion 4 load supplies onto an MV-22 Osprey tiltrotor aircraft assigned to Marine Medium Tiltrotor Squadron (VMM) 261, 1st Marine Aircraft Wing in Tacloban, Leyte province, Philippines, Nov. 14, 2013, in support of Operation Damayan. U.S. military forces were deployed to the Philippines to support humanitarian efforts in response to Typhoon Haiyan.