demÉtrio martins oversaw 25 drug-dealing venues as the righthand man of a major drugs boss.hts with rivals were bad enough, but attacks by the military police were even worse. a hit team caught him by surprise one morning. >> i was walking down a steep alley when i noticed i had walked into a trap. they started to shoot. i fell. i was in shock. my bodyguards ran off. >> since then demÉtrio has been paralysed from the waist down. nowadays he spends his days going around the favelas preaching and trying to get gangsters to reform. his own story is well known -- a bad man who found god and the path of virtue. many people here find it moving. he often talks to the dealers hanging out on street corners here. they seem to accept him, and grenade with them, just in case. >> the government needs tod create opportunities for the kids here, so they don't just make the obvious choice and become dealers. they'll lose their freedom, or even their lives. >> those who choose to go clean and renounce crime are relatively few in number. wagner de oliveira is one of them. he got his first rev