 He helps identify the crew members who run the Barksdale pit and those who work in the high-rise towers.When Omar Little robs the Barksdale stash, Bubbles is present, and gives the license plate number of Omar's van to Greggs, which helps the detail track down the stick-up man.After nearly being killed while trying to steal drugs, he tries to get off drugs, but reverts to his old habits when Greggs gets shot