U.S. Air Force Maj. Gen. Scott Rice, Adjutant General, Massachusetts National Guard, watches the refueling of a U.S. Air Force F-15C Eagle fighter aircraft from the boom pod of a U.S. Air Force KC-135 Stratotanker assigned to the 916th Air Refueling Wing, Air Reserve Command, Seymour Johnson, N.C., April 9, 2016. The Airmen deployed to Iceland in support of Icelandic Air Surveillance operations are a total force structure combining efforts to maintain a global presence in Europe. (U.S. Air Force photo by Master Sgt. Kevin Nichols/Released)