With a dangerous hurricane barreling towards Florida, we get a reminder of why travel insurance can be a good idea. Plus, Steve Bannon speaking out on his time in the White House, and slamming a former colleague. Why having an extreme hobby can be a good thing for CEOs. Lyft putting self-driving cars on the road thanks to a new partnership. And we try BulletProof Coffee's new cold brew. Those stories and more on today's Closing Bell.