Dan Damon interview with Bravehound founder Fiona MacDonald, veterans and
Robert Hewings from the UK College of Scent Detection.
Could a canine companion help military veterans struggling with post-traumatic stress disorder?
A charity in Scotland is helping to comfort former servicemen by giving them a new dog.
Dan Damon reports on how the organisation is becoming involved in research, to establish whether dogs might be able to smell emotions and even nightmares.