Multinational military drill “Cobra Gold” held in Sukhothai, Thailand

Two MV-22 Osprey tilt-rotor aircrafts is seen during the Cobra Gold exercise in Sukhothai, Thailand, Feb. 21, 2013. The 11-day multinational military exercise ended on Thursday. An estimated 13,000 servicemen from seven countries were participating in the Cobra Gold exercise, including those from Singapore, Malaysia, Indonesia, Japan, South Korea, the United States and Thailand.

Soldiers from the U.S. and Thailand participate in the Cobra Gold exercise in Sukhothai, Thailand, Feb. 21, 2013. <Xinhua/Gao Jianjun>