In Georgia, the contest to win a Senate seat is much more competitive than anyone predicted. Republican incumbent Johnny Isakson is just a few percentage points ahead of a relative unknown Democrat. And the independent, Allen Buckley, might force a runoff like he did a few years ago. We talk with The Atlanta Journal-Constitution’s Washington Correspondent Tamar Hallerman about how the national election is influencing Georgia’s Senate race. Then, new data released this month from the U.S.