Obama jokes about Tim Walz's shirts. See his wife's reaction CNN 0 80 08.22 00:53 https://www.youtube.com/watch?v=bmpueugJ3kM + 15 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 17 Obama jokes about Tim Walz's shirts. See his wife's reaction