Sen. Peter Welch, who just met with Canadian Prime Minister Mark Carney to repair the U.S.-Canada partnership, joins The Weeknight to discuss the fallout from Trump’s budget bill. For more context and news coverage of the most important stories of our day click here: https://www.msnbc.com/ » Subscribe to MSNBC: https://www.youtube.com/msnbc » Subscribe to MSNBC on…