BROADCAST FINALS ABC:  Reruns at 0.36/0.29/0.29/0.30/0.30. CBS:  BIG BROTHER gained 0.06 to 0.85, and THE CHALLENGE was steady at 0.42.  A SWAT rerun was at 0.20. NBC:  AMERICA’S GOT TALENT rose 0.07 to 0.61, a...