 This is All Things Considered from NPR News. I'm Juana Summers. And I'm Scott Detrow. The Supreme Court has put new limits on a legal tool the Justice Department has used to prosecute people who rioted at the U.S. Capitol. The justice has narrowed an obstruction law that prosecutors have deployed against some of the most violent January 6th defendants. NPR justice correspondent Carrie Johnson has been following these cases and joins me now. Hey, Carrie. Hey there. What exactly did the Supreme Court majority do today?