fight back fast with tums. calcium rich tums goes to work in seconds. nothing works faster. ♪ tum tum tum tum tums welcome back to "politics nation." continuing with our live interview with newt gingrich, former speaker of the house, recent candidate for the republican nomination. mr. gingrich, during the campaign, you said some questionable things about poor people in this country. listen. >> the fact is that more people have been put on food stamps by barack obama than any president