Senior Airman Jordan Fuller, 802nd Security Forces Squadron military working dog handler, and Rocco, perform maneuvers Feb. 23, 2016, at Joint Base San Antonio-Lackland Medina Annex. (Johnny Saldivar/U.S. Air Force)

The Republic of Korea Air Force Black Eagles aerial demonstration team performs during the Singapore International Airshow, at Changi International Airport, Singapore, on Feb. 21, 2016. (Raymond Geoffroy/U.S. Air Force)

An F-15E Strike Eagle takes off on the flightline at Mountain Home Air Force Base, Idaho, on Feb. 23, 2016. (Chester Mientkiewicz/U.S. Air Force)

Lt. Col. David Nowicki, 451st Expeditionary Sustainment Command inspector general, looks into a slit-lamp vision during an eye exam, Feb. 24, 2016, at McConnell Air Force Base, Kan. (Christopher Thornbury/U.S. Air Force)

Tech. Sgt. Michael Wright, a 459th Airlift Squadron UH-1N Huey flight engineer, watches as a UH-1N prepares to lift a litter basket at Yokota Air Base, Japan, Feb. 23, 2016. (Delano Scott/U.S. Air Force)

Tech. Sgt. Michael Wright, 459th Airlift Squadron UH-1N Huey flight engineer, prepares a litter basket for hoisting at Yokota Air Base, Japan, Feb. 23, 2016. (Delano Scott/U.S. Air Force)

Tech. Sgt. Michael Wright, 459th Airlift Squadron UH-1N Huey flight engineer, handles a UH-1N hoist cable at Yokota Air Base, Japan, Feb. 23, 2016. (Delano Scott/U.S. Air Force)

Runners pass a cheer and water station during the Okinawa Marathon Feb. 21, 2016 at Kadena Air Base, Japan. Kadena hosted a two-kilometer section of the marathon route. (Peter Reft/U.S. Air Force)

Senior Airman Zach Harmon, 17th Special Operations Squadron MC-130J Commando II loadmaster, observes a 33rd Rescue Squadron HH-60G Pave Hawk helicopter air-to-air refueling during a training exercise Feb. 17, 2016, off the coast of Okinawa, Japan. (Peter Reft/U.S. Air Force)

A B-52H Stratofortress takes off during Exercise Combat Hammer at Minot Air Force Base, N.D., Feb. 9, 2016. (J.T. Armstrong/U.S. Air Force)

Dan Johnson, makes a batch of "Dead Elvis" at Bagram Airfield, Afghanistan, on Feb. 16, 2016. The "Dead Elvis" is a deployed confection created using peanut butter Oreos, bacon and chocolate. (Nicholas Rau/U.S. Air Force)