See Candidate Page Joe Biden, Climate, Transportation Biden at CNN Climate Town Hall 9/4/19 Joe Biden: "We can take millions of vehicles off the road if we have high-speed rail" #ClimateTownHall https://t.co/wUvXtmyuus pic.twitter.com/cWF9VIbxp0— CNN Politics (@CNNPolitics) September 5, 2019