2012年7月24日，环太平洋-2012（RIMPAC 2012）多边海上军演，美国空军 F-15C 在夏威夷北部加油。环太演习由美国海军主导，从1971年开始每两年举办一次，本届是第23次，共有22国参与，从2012年6月27日至8月7日在夏威夷海域进行。（Two F-15C Eagles refuel north of Hawaii by a KC-135R Stratotanker with the 465th Air Refueling Squadron July 24, 2012. Twenty-two nations, more than 40 ships and submarines, more than 200 aircraft and 25,000 personnel are participating in RIMPAC exercise from June 29 to Aug. 3, in and around the Hawaiian Islands. The world's largest international maritime exercise, RIMPAC provides a unique training opportunity that helps participants foster and sustain the cooperative relationships that are critical to ensuring the safety of sea lanes and security on the world's oceans. RIMPAC 2012 is the 23rd exercise in the series that began in 1971.）