All right. We're about 2 minutes away from the end of the trading day. Katie Greifeld and David Gura in for Romaine Bostick.And here to help take us through the closing bell, it's a global simulcast. We're joined now by Carol Massar and Tim Stenovec We bring together all of our different all of our audiences across all of our different platforms, Carol. And what an interesting day it has been in this market, The S&P 500 all over the place.But certainly looks like we're going to finish in the green. Yeah, we ...

Welcome back to TechCrunch Mobility — your central hub for news and insights on the future of transportation. Want another reason to get this free in your inbox? The emailed version of this newsletter includes polls, including one this week that asks readers what they think the best business model is for autonomous vehicle technology. Have an opinion about this? Email me your opinion at kirsten.korosec@techcrunch.com with the subject line “AV poll.” OK, back to the show. There’s another twist in the road ...