Staff Sgt Kenneth Oellien, 76th Aircraft Maintenance Group, Expeditionary Depot Maintenance Flight, microshaves rivets on a B-1B Lancer here, April 23. Members of the 76th Aircraft Maintenance Group Expeditionary Depot Maintenance Flight worked 1,500 man-hours to repair a B-1B Lancer at Ellsworth Air Force Base.(U.S. Air Force photo by Tech. Sgt. William Chapin)