Tuesday TV: 'America's Got Talent,' NBA Finals

"America's Got Talent" (NBC, 8 p.m.) returns for its sixth season with some stability, with the same host in Nick Cannon and the same panel of judges, though all three have new other jobs. One took the Larry King time slot for "Piers Morgan Tonight" (CNN, 9 p.m.); Sharon Osbourne became a member of "The Talk" (CBS, 2 p.m.) and Howie Mandel is behind the occasional episodes of "Mobbed." They all ...