Date of first transmission: 2009-03-24T21:32:00-00:00 (audio available for approximately 1 week)
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Travel through most large railway stations and airports and you can't miss the teams of detection dogs and their handlers.
Since 9/11 sniffer dogs are increasingly being used in the name of crime fighting and security.
The canine sense of smell is a thousand times more powerful than ours.
But how can these animals be trained to smell a counterfeit banknote from a stash of real ones, detect a gram of cocaine in a package of flour, or find a body that’s been buried for decades?
Sue Broom finds out in Sniffing Out Crime.
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