President Trump spent much of the weekend at Camp David with other Republican leaders, talking about their agenda for 2018. But the headlines, instead, have been dominated by Trump’s assertion that he is “a very stable genius.” This episode, host/congressional correspondent Scott Detrow, White House correspondent Tamara Keith, editor correspondent Ron Elving and a special guest - science correspondent Jon Hamilton. Email the show at nprpolitics@npr.org. Find and support your local public radio station at npr.org/stations.