Canada announces a 25 percent tariff on billions of dollars' worth of American products. Plus, Elon Musk has his sights set on social security while Chuck Schumer says Democrats will reject a GOP funding bill ahead of the Friday shutdown deadline. Catherine Rampell, Evan McMorris-Santoro, and Kara Swisher join the 11th Hour for our Nightcap roundtable.

Day 54 of Trump's second term and #Nightcap looks back at the week starting with the controversial Republican funding bill that passed earlier today with the help of enough Senate Democrats to avoid a government shutdown. Then, Wall Street's rough ride in the wake of Trump's tariffs. And, yet another Republican Congressman was booed at a town hall, while Democrats plan to hold their own town halls in red districts across the nation. Plus, find out who made this week's list of MVPs. David Enrich, Pablo Torre, Eddie Glaude, and Ron Insana join The 11th Hour this Friday.