U.S. Air Force Master Sgt. Brian Lackman, Air Force Targeting Center first sergeant, and Master Sgt. James Mitchell, 10th Intelligence Squadron First Sergeant, stack food cans donated by Langley First Sergeants Council 5K Fun Run Walk participants to benefit Operation Warmheart, at Langley Air Force Base, Va., Nov. 16, 2012. Operation Warmheart is the single largest community and outreach program for Langley.(U.S. Air Force photo by Airman 1st Class Victoria Taylor/Released)