Newt Gingrich’s ‘poll vault’ to the top of the GOP heap means his character and record are coming under greater scrutiny. ‘Everybody will dig up everything they can,’ he says. ‘That’s fine. They should.’

Newt Gingrich is learning (again) the law of the political jungle: If you’re up in the polls, you might as well paint a big bull’s eye on your back
“He’s going to see a real barrage,” former House Speaker Dennis Hastert told Politico.com. “His success really depends on how he handles himself.”