Sailors participate in a firefighting and mass casualty drill on the USS John C. Stennis' flight deck in Bremerton, Wash., Jan. 10, 2018, as the ship prepares for its next deployment. Navy photo by Petty Officer 3rd Class William Ford
Soldiers maneuver a Humvee through a driver’s training terrain course as part of a basic driving class at the 7th Army Training Command’s Grafenwoehr Training Area, Germany, Jan. 9, 2018. Army photo by Gertrud Zach
An Air Force C-130J Super Hercules flies near Mount Fuji during a routine sortie out of Yokota Air Base, Japan, Jan. 12, 2018. The aircraft is assigned to the 36th Airlift Squadron. Air Force photo by Yasuo Osakabe
Heavy rains soak the flightline at Marine Corps Air Station Camp Pendleton, Calif., Jan. 9, 2018. Marine Corps photo by Pfc. Drake Nickels
Air Force Airman 1st Class Colin Martin adjusts an antenna while supporting a strategic bomber deployment at Royal Air Force Fairford, England, Jan. 10, 2018. Air Force photo by Staff Sgt. Trevor T. McBride
Soldiers participate in simulated decontamination operations with mock casualties during a joint training exercise with Miami-Dade County first responders in Miami, Jan. 11, 2018. Army photo by Spc. P.J. Siquig
A paratrooper proceeds to a rally point after completing an airborne training jump at Malemute drop zone at Joint Base Elmendorf-Richardson, Alaska, Jan. 9, 2018. Air Force photo by Senior Airman Curt Beach