June 9, 2009 7:04 pm Nick Cannon Takes Over “America's Got Talent” Tension still remains between judges David Hasselhoff, Sharon Osbourne and Piers Morgan during the fourth season, but all give high marks to new host Nick Cannon. US & World Videos 1:41 Prince William shares brief update on Princess Catherine to well-wishers at UK visit 1:28 LAPD dismantles protester encampments at UCLA 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:45 NYPD enters Columbia University in riot gear to clear protest
