Capt. James Marceletti III, a pilot with the 15th Airlift Squadron out of Joint Base Charleston, S.C., flies a C-17 Globemaster III during an in-flight refueling mission May 2, 2012. Mid-air refueling allows aircraft to remain airborne longer, extending its range or loiter time on station. (U.S. Air Force photo/Airman 1st Class Ashlee Galloway)

Capt. Matthew Benza, a pilot with the 15th Airlift Squadron out of Joint Base Charleston, S.C., flies a C-17 Globemaster III during an in-flight refueling mission May 2, 2012. Mid-air refueling allows aircraft to remain airborne longer, extending its range or loiter time on station. (U.S. Air Force photo/Airman 1st Class Ashlee Galloway)

Capt. Andrew Mickles and Capt. James Marceletti III, pilots with the 15th Airlift Squadron out of Joint Base Charleston, S.C., prepare a C-17 Globemaster III to receive fuel during an in-flight refueling mission May 2, 2012. Mid-air refueling allows aircraft to remain airborne longer, extending its range or loiter time on station. (U.S. Air Force photo/ Airman 1st Class Ashlee Galloway)

Capt. Andrew Mickles a pilot with the 15th Airlift Squadron out of Joint Base Charleston, S.C., flies a C-17 Globemaster III during an in-flight refueling mission May 2, 2012. Mid-air refueling allows aircraft to remain airborne longer, extending its range or loiter time on station. (U.S. Air Force photo/ Airman 1st Class Ashlee Galloway)

A KC-135 tanker attempts to refuel a C-17 Globemaster III out of Joint Base Charleston, S.C., during a mid-air refueling mission May 2, 2012. Capt. James Marceletti III, along with Capt. Andrew Mickles and Capt. Matthew Benza, members of the 15th Airlift Squadron, were the flight crew for the C-17. (U.S. Air Force photo/ Airman 1st Class Ashlee Galloway)

A KC-135 tanker refuels a C-17 Globemaster III out of Joint Base Charleston, S.C., during a mid-air refueling mission May 2, 2012. Capt. James Marceletti III, along with Capt. Andrew Mickles and Capt. Matthew Benza, members of the 15th Airlift Squadron, were the flight crew for the C-17. (U.S. Air Force photo/ Airman 1st Class Ashlee Galloway)

A KC-135 tanker refuels a C-17 Globemaster III out of Joint Base Charleston, S.C., during a mid-air refueling mission May 2, 2012. Capt. James Marceletti III, along with Capt. Andrew Mickles and Capt. Matthew Benza, members of the 15th Airlift Squadron, were the flight crew for the C-17. (U.S. Air Force photo/ Airman 1st Class Ashlee Galloway)