When he finally achieved his ambition, becoming one of only a dozen full-time undercover officers, the reality of covert work turned his life into a nightmare.To catch criminals, Christian bought and sold drugs with taxpayers' money, was beaten up, arrested at gunpoint and barricaded in a pub by a gang of marauding travellers - all in a day's work. At one stage, he was running almost a dozen mobile phones to keep track of his different identities and had so many aliases that he nearly forgot who he was. He put his life on the line for the job but was to find that being the 'best of the best' wasn't all it was cracked up to be. The pressure became so intense that he even contemplated suicide.Crossing the Line is a visceral, gripping account of what it really takes to be an undercover cop, going behind the scenes to reveal the harsh realities of modern covert police work.

    It includes the story of Frank's beloved sister, Eva, who was a top-class West End shoplifter, and his sons David and Patrick, who reveal in shocking detail the full extent of the family's network and the influences that shaped them.With sawn-off shotguns as toys, the Kray twins as family friends and a mother who urged them as teenagers to 'get out of bed and rob a bleedin' bank', it is little wonder that the Fraser boys were heavily involved in organized crime by the time they were in their twenties. Packed with new information, and featuring some of the most famous names in the London underworld, this is a fascinating slice of gangland history seen through the eyes of Frank Fraser and his two renegade sons.