Major Eric Graves, 756th Air Refueling Wing pilot, checks his gauges during a flight over the Atlantic Ocean April 13, 2017. During the flight the 756 ARW conducted the first-ever operational refueling mission with a Naval Air Systems Command P-8A Poseidon after a year of planning with NAVAIR. (U.S. Air Force photo/Tech. Sgt. Kat Justen)