Emily Bazelon, David Plotz, and guest David Leonhardt discuss the government shutdown, potential 2020 presidential candidates, and whether there are signs of hope that the climate crisis could be addressed.Topic ideas for next week? You can tweet suggestions, links, and questions to @SlateGabfest. Tweet us your cocktail chatter using #cocktailchatter or post it to our Facebook page. (Messages may be quoted by name unless the writer stipulates otherwise.) Become a fan of the Political Gabfest on Facebook and follow us on Twitter @SlateGabfest. The email address for the Political Gabfest is gabfest@slate.com. (Email may be quoted by name unless the writer stipulates otherwise.) Podcast production by Jocelyn Frank.Research and show notes by Bridgette Dunlap.This episode is brought to you by the following advertisers: Doctors Without Borders. Donate today at doctorswithoutborders.org.ZipRecruiter. Get started today at ziprecruiter.com/gabfest.Learn more about your ad choices. Visit megaphone.fm/adchoices