Watch live: Trump holds a rally in Missouri

President TrumpDonald John TrumpTrump reversed course on flavored e-cigarette ban over fear of job losses: report Trump to award National Medal of Arts to actor Jon Voight Sondland notified Trump officials of investigation push ahead of Ukraine call: report MORE will hold a rally at 7:30 p.m. ET in Colombia, Missouri, on behalf of Republican Josh Hawley, who hopes to unseat Democratic incumbent Sen. Claire McCaskillClaire Conner McCaskillMSNBC's McCaskill: Trump used 'his fat thumbs' to try to intimidate Yovanovitch GOP senator rips into Pelosi at Trump rally: 'It must suck to be that dumb' Iranian attacks expose vulnerability of campaign email accounts MORE.

Watch live above.