Pa. State Comm. Col. Jeffery B. Miller, left, and Lt. Col. Ralph Periandi listen to the pitch from a tire struck with a wrench, to identify something concealed within Tuesday. More than 100 Pa. troopers were being trained to spot everything from drugs to dirty bombs hidden in commercial vehicles. (AP Photo/Daniel Shanken) PoliceOne drug interdiction section.
December 6, 2005