Special anti-terrorism dogs are sniffing around the University of Maryland campus, but they're not just looking for bombs, they're looking for people with a dangerous scent. News4's Mark Segraves reports on what's behind the use of these special investigative canines.
Special anti-terrorism dogs are sniffing around the University of Maryland campus, but they're not just looking for bombs, they're looking for people with a dangerous scent. News4's Mark Segraves reports on what's behind the use of these special investigative canines.