Harrisburg, Pennsylvania crowd just erupted in applause when @realDonaldTrump announced that he has been endorsed by Tim Walz's family. πππ https://t.co/4JMCuOTTjj https://video.twimg.com/ext_tw_video/1831504680725225472/pu/vid/avc1/1280x720/g6D3ouUUbDdA-Z2M.mp4?tag=12