DYESS AIR FORCE BASE, Texas -- Staff Sgt. Michael Gwin and his military working dog, Rex, 7th Security Forces Squadron, inspect a dorm room at Dyess Air Force Base, Texas, Jan. 18. Col. David Béen, 7th Bomb Wing commander, directed a morale, health and welfare inspection in an effort to enforce zero tolerance for misconduct or misbehavior. During this inspection, dorm residents were taken for drug testing while their rooms were inspected by first sergeants and MWD for drugs, weapons and other unauthorized items. (U.S Air Force photo/Airman 1st Class Shannon Hall)