The Presidential Race Heats Up in Earnest; First Stop: Iowa

Another poll, another Republican presidential hopeful jumps into the top tier… only this time there's only one day left to go. We hear about Rick Santorum and the others in Iowa. Also, Iran flexes its muscle, test firing a new missiles. On Reporter's Notebook, is football good for higher education?

Banner image: Republican presidential hopeful US Rep Ron Paul (R-TX) waves during a campaign stop at the Park Place Event Center on January 2, 2012 in Cedar Falls, Iowa. Photo by Justin Sullivan/Getty Images)