Called to Serve and Protect

How does a farm boy brought up on an isolated farm with no electricity, or running water supply, leaving school at fifteen with no academic qualifications, have a successful career in the police force and become an overseas police adviser? John describes his motivation to serve and protect, and takes you through his police career, including when he climbed the headstock of a disused colliery to talk down a disturbed teenager, had a convicted killer hold a knife to his throat, and took a loaded s