Cory Booker tries to turn his debate moment into momentum

DETROIT - Cory Booker bounded onto a nightclub stage Thursday evening, speaking so loudly he didn't need the microphone he clutched.

"I can't tell you how great I feel to be here tonight! Give it up for Detroit," the New Jersey senator told a few hundred boisterous supporters. "And I tell you, I didn't get much sleep last night, everybody."

Despite a lack of rest, the Democratic presidential candidate was indefatigable as he spoke at a raucous rally less than 24 hours after a debate performance that was widely praised by pundits as well as undecided voters in focus groups. Other candidates also fanned out across the city