A U.S. KC-135 Stratotanker from the 186th Air Refueling Wing, part of the Mississippi Air National Guard, refuels Polish F-16s from Powidz Air Base, Poland, as part of the U.S. Air Force total force exercise, Copper Arrow. Specific to U.S. tanker aircraft, Copper Arrow enhances U.S. Air Forces in Europe’s readiness and demonstrates U.S. EUCOM’s ability to rapidly deploy large combat-credible forces and equipment throughout Europe.