Donald Trump September 21, 2018 2:58 am ‘Tonight': Trump Campaigns in Vegas, Plus Tweets with Beats Jimmy Fallon talks President Donald Trump’s campaign rally in Las Vegas during his opening monologue. US & World Videos 1:32 Patriots host annual children's holiday party 2:48 Hate grocery shopping? Robots could soon do it for you 2:08 Lawrence Fire Department's ‘Station 8' uses music to teach safety to kids 2:13 Patriots host annual children's holiday party 3:30 Mass. assisting in nationwide IVF access