With his poll numbers rising, Herman Cain come under fire from fellow Republicans at the GOP debate last night.  GOP rivals relentlessly attacked his so-called "9-9-9" tax reform plan, which calls for a 9-percent flat tax on income, a 9-percent corporate tax, and a 9-percent national sales tax. They called the plan inadequate and politically unrealistic.  … Continue reading Cain under fire at GOP debate – CNN contributors on who came out on top