After a classified briefing on the Sept. 2 boat strikes on an alleged Venezuelan drug boat, Democratic Sen. Mark Warner says he believes the survivors of the first strike were "incapacitated." And Donald Trump's tariffs are negatively impacting U.S. businesses. Sen. Mark Warner, Lt. Gen. Mark Hertling, and Rep. Brendan Boyle join Lawrence O'Donnell.

Affordable Care Act subsidies are set to expire at the end of the year. Also, The Washington Post reports Donald Trump pardoned dozens of accused of drug-related crimes. Plus, MS NOW reports Kash Patel's girlfriend asked FBI security detail to drive home her allegedly drunk friend after partying. And Rep. Marjorie Taylor Greene links Trump to threats against her family. Sen. Jon Ossoff, Sen. Sheldon Whitehouse, and Rep. Ro Khanna join Lawrence O'Donnell.