Syndicated columnist Mark Shields and New York Times columnist David Brooks join Judy Woodruff to discuss the Democratic presidential candidates' plans for combating climate change, why President Donald Trump stuck to an incorrect claim about Hurricane Dorian, plus how the president is funding a portion of the U.S.-Mexico border wall and why Republicans in some states are poised to cancel their 2020 primaries.

Join Mark, David and Judy as they break down the week's news.