One of the UK's most successful undercover cops has opened the lid on life inside the most dangerous underworld gangs in Liverpool.
Dad-of-two Neil Woods, 50, went where few would dare when he spent 14 befriending dangerous criminals across the UK as part of a major drug operation.
Pretending to be a junkie in order to get close to gang bosses, he became famous in cop circles for bringing down the notorious Burger Bar Boys in Northampton and also infiltrated gangs in Brighton and Leicester.
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