By Marc Morano – Climate Depot
Republican presidential candidate Newt Gingrich has officially flip-flopped about his 2008 Al Gore ad with Nancy Pelosi on global warming. Gingrich declared he now regrets making the commercial. Gingrich's announcement comes after months of pressure from global warming skeptics, led by Climate Depot. (See: Sierra Club's Carl Pope recognizes Climate Depot as Kingmaker: 'All seem to be mindful of the remarkable know-nothing standard set for GOP candidates by Marc Morano')