Senate GOP Leader Mitch McConnell moved behind the scenes to reassure his allies and donors he can do his job after he froze for the second time in as many months in public – even as questions persist over how long the 81-year-old Kentuckian will stay as Republican leader. CNN's chief medical correspondent Dr. Sanjay Gupta and conservative political analyst Scott Jennings discuss McConnell's recent health scares. #CNN #News