K9s save the day, identifying gallons of paint and beer bottles filled with more than the officers bargained for; a man with a warrant for his arrest is concealing something suspicious; officers question the intentions of a chatty traveler.

Officers see a trend of narcotics being smuggled inside car dashboards. A teenager's tattoos send up red flags. A surprising load is found in a train car. A teenager attempting to cross the border is flagged as having an outstanding arrest warrant.