Donald Trump was a no-show at Saturday night’s Heritage event amid the rekindling of the birther debate. Are there signs he’s fading? Or is he merely gearing up for Act 2? MSNBC's Benjy Sarlin, MSNBC contributor Victoria DeFrancesco, fmr. Jindal campaign manager Phillip Stutts, RealClearPolitics' Caitlin Huey Burns and National Review's Eliana Johnson join to discuss.