Staff Sgt. Kristy Crochran, 379th Blood Trans-Shipment Center noncommissioned officer in charge, prepares blood for shipment, Sept. 9, 2009, in Southwest Asia. The 379th BTC provides blood and blood products to the U.S. Central Command area of responsibility, the Horn of Africa and Navy ships to ensure these facilities have the blood supply needed. (U.S. Air Force Photo/Staff Sgt. Robert Barney)