Herman Cain debuted in politics in 1994 by challenging Bill Clinton on Hillarycare. An expert in turning failed enterprises around, Cain now wants to be president. Cain's mix of business savvy and staunch conservatism have made him a favorite with the Tea Party. Support for Cain shields Tea Partiers from charges of racism. Cain also said could win support from a third of black voters, who are traditionally staunch Democrats. Cain shocked commentators by winning several recent straw polls. But despite his recent surge, he's now starting a book tour. What about his campaign?