Barack Obama questioned Donald Trump's health at a campaign event for Kamala Harris on Tuesday, telling voters 'you'd be worried if grandpa was acting like this.' The former president took repeated aim at the Republican nominee, questioning his fitness for office, during a rally in Madison, Wis. Obama pointed to Trump's town hall with South Dakota Governor Kristi Noem last week, where the former president spent the last 40 minutes of it playing music and bobbing his head to it as he stood on the stage. Original Article: http://www.dailymail.co.uk/news/artic... Original Video: http://www.dailymail.co.uk/video/news... Daily Mail Homepage: https://www.dailymail.co.uk/ Daily Mail Facebook: / dailymail Daily Mail IG: / dailymail Daily Mail Snap: / 8392137033 Daily Mail Twitter: / mailonline Daily Mail Pinterest: https://pinterest.co.uk/dailymail Get the free Daily Mail mobile app: https://dailymail.co.uk/mobile