"As long as the Americans seek Iran's surrender, our response is clear: Far be it from us to accept humiliation," Mohammad Bagher Ghalibaf, Iran's parliament speaker, said Sunday.

Democratic Rep. Jim Himes accused President Trump of lying about U.S. negotiations with Iran on "Face the Nation with Margaret Brennan."

Jerome Adams, who served as surgeon general in President Trump's first term, said that "similar to cigarettes," the government needs to point out that social media platforms "are incredibly addictive."

Congress has yet to approve funding for the Department of Homeland Security, which has been shut down for over 40 days.

On this "Face the Nation with Margaret Brennan" broadcast, Border Czar Tom Homan and former U.S. Surgeon General Jerome Adams join Margaret Brennan.