NPR's Ayesha Rascoe talks with Daryl Kimball, executive director of the Arms Control Association, about how U.S. strikes on Iran could impact nuclear proliferation globally.

The huge tax and spending bill currently before the Senate is likely to pass into law. It may prove controversial enough to be a drag on Republican candidates.

After six weeks of testimony, prosecutors and defense attorneys delivered their closing arguments in the federal sex trafficking and racketeering trial of Sean Combs last week. While the jury ...

NPR's Ayesha Rascoe asks Cato Institute immigration expert David Bier how much the Trump administration's mass deportation program could cost.

Activists in Iran say the government there is cracking down in an effort to undo infiltration by Israeli intelligence.