A U.S. Air Force B-52 Stratofortress bomber sits on the flightline April 14, 2016, at Andersen Air Force Base, Guam.The U.S. Air Force B-52 Stratofortress bomber and crews just returned from Clark Air Base, Philippines, where they supported Exercise Balikatan 16. Exercises like BK 16 help maintain a high level of readiness, enhance military-to-military relations, and combined combat capabilities. The U.S. Pacific Command has maintained a rotational strategic bomber presence in the Indo-Asia-Pacific region for more than a decade. This presence deters potential adversaries and provides reassurance to allies and partners that the U.S. is capable to defend its national security interests in the theater.(U.S. Air Force photo by Airman 1st Class Arielle Vasquez/Released)