The Invisible Primary, 11/24

Tracking the GOP race to 2012

Rick Santorum will head to South Carolina next month for two days to campaign for GOP gubernatorial candidate Rep. Gresham Barrett; Lou Dobbs isn't ruling out a 2012 run; Mike Huckabee has the highest favorability rating among Iowa Republicans of any 2012 contender, according to a Des Moines Register poll; Mitt Romney has a sub-50 favorability rating among Republicans nationwide, according to Public Policy Polling; Martha Stewart called Palin a "dangerous person"; and Bobby Jindal and his wife will dine with the Obamas tonight at a state dunner honoring Indian Prime Minister Manmohan Singh at the White House.