This week on the show, Susan Hennessey joins us again. Shane talks about President Obama's effort to reassure the nation that ISIS is not winning. We discuss Donald Trump's different sort of plan to keep America safe—and whether Trump himself constitutes a threat to national security.

Over at Polyarchy, Vox's other independent blog, Lee Drutman has a clever and systematically thought-out piece on the possible outcomes of a Trump presidency. My specific quibbles with his speculations about Trump are limited, but his analysis has prodded me to write something I've been thinking about quite a bit lately.

On Twitter, NYU Law Professor Robert Howse posed a very interesting question about Donald Trump.

Something to ponder while we go through this latest round of Trump hysteria over his call to block all Muslims from entering the U.S.: The Donald may have done his fellow Republican presidential hopefuls a big, big favor.