>> i don't think she would pass as a teacher. >> yes, she would. ♪ careful, please be careful be careful ♪ >> let's listen up real quick. we've got a total of 12 targets. three search warrants going to be executed. >> it's the final hour before the fugitive gang and drug units launch their coordinated assault on the biggest drug dealers in south boston. >> almost all of these individuals is the 12 targets that have firearm violence on their bar. every wear a vest, there's a canine unit coming on if we need a drug dog. we don't want to kick off until 6:00. we've got to do this so everybody doesn't start tipping us off and locking doors. >> merna has assigned the most elusive suspect to his hand picked team.