CONTRACT ANNOUNCEMENT From left to right, Air Force Chief of Staff Gen. Norton A. Schwartz, Air Force Secretary Michael B. Donley, Deputy Defense Secretary William J. Lynn III and Ashton B. Carter, undersecretary of defense for acquisition, technology and logistics, speak with reporters after announcing they awarded a $3.5 billion KC-46A aerial refueling contract to The Boeing Co. at the Pentagon, Feb. 24, 2011. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 357295-U-HLC38-030.jpg Photo Gallery