Republican presidential candidate Tim Pawlenty talks with Bloomberg’s Al Hunt about negotiations between lawmakers over raising the U.S. debt limit and Senate Republican leader Mitch McConnell's plan to raise the ceiling.   Bloomberg's Heidi Przybyla and Julianna Goldman discuss the outlook for the debt-limit talks. Lizzie O'Leary reports on how the government may prioritize payments if the debt-ceiling isn't raised. Commentators Margaret Carlson and Kate O'Beirne talk about the possibility that a debt agreement won't be reached and the U.S. will default on its debt.