Politics with Amy Walter: What Have We Learned on the Campaign Trail? Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Politics with Amy Walter: What Does Public Opinion Tell Us About Climate Change? Politics with Amy Walter: Constitutional Polarization Supporters listen to President Donald Trump speak at a campaign rally, Thursday, Aug. 15, 2019, in Manchester, N.H. ( AP Photo ) Produced by Amy Walter and Patricia Yacob Hosted by Amber Hall Produced by GBH, PRX and WNYC Studios