In the Arctic, a team of climate researchers is about to attach their ship to a massive chunk of sea ice. They're planning to drift on it for an entire year to collect data that could help them find out why the ice is getting thinner. But as temperatures there rise, is a long expedition safe? Plus, the House formally votes to proceed with the impeachment inquiry - we'll take a look at what happens next on the next Morning Edition from NPR News.
(Photo: The Akademik Federov in heavy ice, Sept. 29, 2019 - Ravenna Koenig)