Capt. Anthony Changelo, 28th Medical Support Squadron pharmacy element chief and Biomedical Science Corps member, performs a quality check on a prescription at the pharmacy at Ellsworth Air Force Base, S.D., Jan. 29, 2014. The BSC is made up of a diverse group of medical professionals to include pharmacists, physical therapists and physician assistants. (U.S. Air Force photo by Airman 1st Class Rebecca Imwalle/ Released)