“In the immortal words of U.S. Vice President Joe Biden: ‘This is a big ******* deal.’ It’s a signature moment for the Obama presidency, for the Middle East, and diplomacy in general,” says Mike Barnicle of the pending U.S.-Iran nuclear agreement. Watch Mike’s guest appearance on Bloomberg’s With All Due Respect here and listen to his discussion with John Heilemann on what the likely passing of the Iran deal would mean for the legacies of President Barack Obama and U.S. Secretary of State John Kerry.