<p>A U.S. Air Force and Massachusetts Air National Guard F-15 Eagle fighter aircraft, assigned to the 131st Expeditionary Fighter Squadron, takes flight during a theater security package deployment on the flightline at Graf Ignatievo Air Base, Bulgaria, May 26, 2016. The F-15s serve as rotational
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forces which aim to bolster the U.S.'s commitment to European security and stability as well as deter aggression. The 131st EFS is composed of Airmen assigned to the 104th Fighter Wing, Barnes Air National Guard Base, Mass., and the 144th FW, Fresno Air National Guard Base, Calif. (U.S. Air National Guard photo by Senior Airman Loni Kingston)
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/people/33252741@N08">The National Guard</a>
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Senior Airman Loni Kingston/104th Fighter Wing
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/thenationalguard/27189904162/">Massachusetts National Guard</a>