Ex-Trump official on why Trump campaign 'shouldn't get too confident' … CNN 0 87 08.07 09:30 https://www.youtube.com/watch?v=jgOTLU4djGg + 95 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 9 Ex-Trump official on why Trump campaign 'shouldn't get too confident' with Walz