U.S. Army Reserve Maj. Ellen Ratcliff, veterinarian,

U.S. Army Reserve Maj. Ellen Ratcliff, veterinarian, 445th Medical Detachment Veterinary Services, Independence, Mo., herds beef cattle into separate pens for vaccination, castration and branding for veterinary field training purposes at Patterson Ranch, Lockwood, Calif., as part of Combat Support Training Exercise 91-16-02, Fort Hunter Liggett, Calif., June 20, 2016. As the largest U.S. Army Reserve training exercise, CSTX 91-16-02 provides Soldiers with unique opportunities to sharpen their technical and tactical skills in combat-like conditions. (U.S. Army photo by Spc. Daisy Zimmer, 367th Mobile Public Affairs Detachment)