A B-52 Stratofortress sits on the flightline March 21, 2016, at Andersen Air Force Base, Guam. The strategic global strike capability of B-52’s deters potential adversaries and provides reassurance to allies and partners that the U.S. is capable to defend its national security interests in the Indo-Asia-Pacific region. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)

Senior Airman Joeyfel Abayon, 36th Expeditionary Aircraft Maintenance Squadron crew chief, performs a pre-flight inspection on a B-52 Stratofortress March 21, 2016, at Andersen Air Force Base, Guam. The U.S. Pacific Command has maintained a rotational strategic bomber presence in the Indo-Asia-Pacific region for more than a decade. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)

A B-52 Stratofortress sits on the flightline March 21, 2016, at Andersen Air Force Base, Guam. The B-52 is a long-range, heavy bomber that can fly up to 50,000 feet and has the capability to carry 70,000 pounds of nuclear or precision guided conventional ordnance with worldwide precision navigation capability. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)

Lt. Col. Michael Maginness, 69th Expeditionary Bomb Squadron director of operations, prepares to board a B-52 Stratofortress March 21, 2016, at Andersen Air Force Base, Guam. The strategic global strike capability of B-52’s deters potential adversaries and provides reassurance to allies and partners that the U.S. is capable to defend its national security interests in the Indo-Asia-Pacific region. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)

Airman 1st Class C.J. Rastetter, 36th Expeditionary Aircraft Maintenance Squadron crew chief, marshals a B-52 Stratofortress March 21, 2016, at Andersen Air Force Base, Guam. The U.S. conducts continuous bomber presence operations as part of a routine, forward deployed, global strike capability supporting regional security and our allies in the Indo-Asia-Pacific region. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)

Two B-52 Stratofortresses taxi on the runway March 21, 2016, at Andersen Air Force Base, Guam. The U.S. military has maintained a deployed strategic bomber presence in the Pacific since March 2004, which has contributed significantly to regional security and stability. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)

Two B-52 Stratofortresses take off March 21, 2016 at Andersen Air Force Base, Guam. The U.S. conducts continuous bomber presence operations as part of a routine, forward deployed, global strike capability supporting regional security and our allies in the Indo-Asia-Pacific region. (U.S. Air Force photo by Senior Airman Joshua Smoot/Released)