Tennessee lawmakers passed a new congressional map yesterday, dividing up the state's lone majority black district. The redrawn district lines put Republicans in position to gain a seat in this fall's midterm elections and to secure full control over Tennessee's congressional delegation. Tennessee now becomes the ninth state to enact a new congressional map ahead of the midterms.Republicans could pick up as many as 14 seats as a result of the changes, compared with 10 for Democrats. ...