After hinting that he would not attend, President Trump made an impromptu visit to the U.N. Climate Summit. He did not speak, but he listened as his global counterparts voiced their concerns about climate change. CBS News White House Correspondent Paula Reid and Politico Correspondent and Associate Editor Anita Kumar join CBSN’s Tanya Rivero on “Red & Blue” for a recap of President Trump’s day at the U.N. Source