Air Force Col. Sheri Bennington, commander of Defense Contract Management Agency Lockheed Martin Marietta, joined airmen from the 71st Rescue Squadron and the 71st Aircraft Maintenance Unit in front of an HC-130J Combat King II, Dec. 11, at the Lockheed Martin C-130 ramp in Marietta, Georgia. The aircraft is the 2,500th C-130 delivered by Lockheed Martin.