Army : A U.S. Soldier assigned to 1st Battalion, 10th Special Forces Group (Airborne) salutes his fellow Soldiers while jumping out of a C-130 Hercules aircraft over a drop zone in Germany, Feb. 24, 2015. (U.S. Army photo by Visual Information Specialist Jason Johnston/Released)

COAST GUARD: Ice Prep Crews from Air Station Traverse City, Michigan, measure ice thickness in preparation for the Great Lakes shipping season and the opening of the Soo Locks in Lake Superior March 17, 2015. Coast Guard crews conduct ice breaking operations throughout the Great Lakes and are responsible for ensuring open shipping lanes prior to lock opening. U.S. Coast Guard photo.

MARINES  Blowing Smoke A Marine engages targets from a UH-1Y Venom with Marine Medium Tiltrotor Squadron 161, 15th Marine Expeditionary Unit, during Composite Training Unit Exercise (COMPTUEX) above San Clemente Island, California, March 20, 2015. COMPTUEX gives the Marines of VMM-161 the opportunity to practice real-world scenarios and hone their skill sets. (U.S. Marine Corps photo by Sgt. Jamean Berry/Released)

U.S. Air Force F-16 Fighting Falcon from the 14th Fighter Squadron flies along the coastline of Guam before joining on an aircraft formation at Cope North 15, Feb. 17, 2015. Through training exercises like Exercise Cope North 15, the U.S., Japan and Australia air forces develop combat capabilities, enhancing air superiority, electronic warfare, air interdiction, tactical airlift and aerial refueling. (U.S. Air Force photo by Tech. Sgt. Jason Robertson/Released)

NAVY:  USS Carl Vinson conducts a replenishment. ARABIAN GULF (Feb. 18, 2015) Boatswain’s Mate 2nd Class Timmothy Annoni signals fuel probe seats on a sponson aboard the aircraft carrier USS Carl Vinson (CVN 70) during a replenishment-at-sea with the Military Sealift Command fleet replenishment oiler USNS Walter S. Diehl (T-AO 193). Carl Vinson is deployed in the U.S. 5th Fleet area of responsibility supporting Operation Inherent Resolve, strike operations in Iraq and Syria as directed, maritime security operations, and theater security cooperation efforts in the region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Scott Fenaroli/Released)