Spc. Shawn Johnson, a medical lab technician with the 32nd Multifunctional Medical Battalion scans a unit of blood prior to handing it off to Staff Sgt. Patrick Kaer, platoon sergeant of the medical lab team. The battalion currently stocks up to 1,000 units of blood at any given time. The Fort Bragg, N.C. based battalion can pack, ship, track and deliver the critical units of blood to hospitals around Iraq in less than four hours and as fast as two.