McCain, Obama Trade Barbs in Town Hall Debate

John McCain dismissively called rival Barack Obama "that one," Obama mocked McCain's "Straight Talk Express," and both left the debate stage to return to the campaign trail Wednesday.

Playing off the second of three debates, the Obama campaign released a TV ad that continued the criticism that McCain's health care plan included taxing employer-based health care benefits. "Instead of fixing health care, he wants to tax it," the ad says...