An F-15C Eagle prepares to refuel with a KC-135R Stratotanker Sept. 12, 2013, en route to the Arctic Challenge Exercise in Ørland, Norway. The F-15C in coordination with fighters from other nations provided the air-to-air attack element in many of the scenarios during the exercise. (U.S. Air Force photo by 1st Lt. Christopher Mesnard/Released)
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2013-09-12 11:16
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/usairforce/9824519766/">F-15 Flies to Arctic Challenge</a>