SHAW AIR FORCE BASE, S.C. -- Tech. Sgt. Erica Larsen, 20th Aerospace Medicine Squadron public health flight NCOIC of the preventive health assesment cell, looks over medical records with Senior Airman Jennifer Sotelo, 20th Medical Operations Squadron medical technician, at the base hospital here June 15, 2011. Sergeant Larsen is the liaison between the base and the Airmen to ensure everyone is up-to-date on their PHA. She is the Warrior of the Week for June 13 through 17. (U.S. Air Force photo/Airman 1st Class Daniel Phelps)