Former Florida Gov. Jeb Bush said Tuesday evening that the Republican presidential candidates need to do more than attack President Obama if they want to win in 2012. "It's good to be critical of the president -- I think the president means well, but his policies have failed," Bush, a Republican and the former president's younger brother, said on Fox News. "But just to stop there and say, 'I'm going to win because I'm against what's going on' is not good enough. You have to win with purpose if you really want to make these big changes." That said, the...