Army Spc. Luis Colon works to contain a hazardous material leakage during training at Miami-Dade Fire Rescue headquarters in Miami, Feb. 17, 2016. Air Force photo by Staff Sgt. Cory D. Payne
Air Force Capt. John Waters, an F-16 Viper team pilot, prepares to taxi under a rainbow at Davis-Monthan Air Force Base, Ariz., Feb. 12, 2017. Air Force photo by Senior Airman Michael Cossaboom
Navy Petty Officer 3rd Class Julia Valles signals as an Army CH-47F Chinook takes off from the USS Green Bay near Thailand, Feb. 21, 2017. Navy photo by Petty Officer 1st Class Chris Williamson
Marines carry 155 mm high-explosive projectiles during a mission to support a regimental firing exercise on Camp Lejeune, N.C., Feb. 16, 2017. Marine Corps photo by Lance Cpl. Justin X. Toledo
An airman works on the engine of a C-130H Hercules as the sun rises over the 179th Airlift Wing in Mansfield, Ohio, Feb. 21, 2017. Air National Guard photo by 1st Lt. Paul Stennett
Navy Petty Officer 1st Class Samantha Clark bids farewell to Thai students after a school project in Rayong province, Thailand, Feb. 21, 2017. Navy photo by Petty Officer 2nd Class Markus Castaneda
U.S., South Korean and Thai troops demonstrate amphibious skills during exercise Cobra Gold in Hat Yao, Thailand, Feb. 17, 2017. Navy photo by Petty Officer 2nd Class Amanda A. Hayes