with ambition that maybe wants to be up here? how loyal do you think he is? >> he'll talk. >> knowing how quickly an informant can go astray, they already have a backup strategy in play. they've begun gathering intel from another confidential source on the same block unbeknownst to roosevelt. >> checks and balances. neither of them know each other but they know each other. >> two guys will be looking at each other without knowing what the other one is doing. we've got an eyeball on an eyeball. doesn't get better than that. >> there is potential to recruit more informants with operation game over. with hundreds of new detainees arriving at county every day, someone from the target block is bound to show up. that's when authorities will put the squeeze on them. >> you said that, that's a hot