We talk to Cat Warren about her memoir "What the Dog Knows: The Science and Wonder of Working Dogs." Warren explains how she and her German shepherd Solo have assisted several North Carolina law enforcement agencies. Solo has become a skilled cadaver dog and Warren explains how canine noses can be trained to locate missing people, drowning victims 200 feet below the water surface and unmarked Civil War graves.
No sooner were the words out of Schoen's mouth than he observed the shooter coming down the ladder in front of the house and walking toward his patrol car. He heard his K-9, "Falco," barking at the man from his back seat kennel.
Two U.S. Supreme Court cases from Florida have clarified the use of police dogs by officers for search vehicles and private properties. Law enforcement appeared to score a victory in Florida v. Harris, in which the court validated a search that resulted in the discovery of narcotics in a vehicle. View our gallery of K-9 vehicle searches. Photos courtesy of Becki and John Johnston/AceK9.com.