Gallup’s latest daily tracking poll shows Mitt Romney retaking the national lead from Newt Gingrich, who was in the lead after his big win in South Carolina. The new poll results from Gallup are as follows: Mitt Romney 31% Newt Gingrich 26% Rick Santorum 16% Ron Paul 11% Gallup notes that “support for Santorum … Continue reading Gallup: Romney regains national lead