MCGUIRE AIR FORCE BASE, N.J. -- Air Force Reserve maintainers, Master Sgt. Corey Shagg and Airman 1st Class Ryan Kirkwood give Susan Chun, CNN producer and Jason Carroll, CNN national correspondent, a first-hand look at the C-17 Globemaster III, Dec. 6. The tour was part of their day-long media visit where they learned about McGuire's total force mission. (U.S. Air Force photo/Master Sgt. Donna T. Jeffries)