September 8, 2017 2:40 am 'Tonight': Cooler Heads With Reese Witherspoon Reese Witherspoon and Jimmy Fallon compete in a football trivia game, with each wrong answer resulting in coolers full of mystery substances being dumped on their heads. US & World Videos 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look 1:01 Biden administration plans to reclassify marijuana as a Schedule III drug 2:28 King Charles returns to public duties amid cancer diagnosis