A poll conducted by a Georgia liberal activist group gives Congressman John Barrow a 6-point lead over his Republican challenger. The BetterGeorgia poll interviewed more than 1,300 likely voters statewide and 450 in Barrow's 12th Congressional District. In that race, they said 48 percent are certain to vote for Barrow and 42 percent for Lee Anderson. RELATED | Barrow Counting on Republicans...