Jimmy Fallon December 20, 2018 2:08 am ‘Tonight': Beat Battle With Hailee Steinfeld Jimmy Fallon challenges Hailee Steinfeld to take turns singing as many songs as they can think of to go with a random beat played by The Roots without hesitating. US & World Videos 2:39 Bruins try not to ‘dwell on the past' ahead of Game 7 against Toronto Maple Leafs 20:50 Karen Read trial: How accounts of first responders have differed 2:43 ‘On the Dot' to redevelop stretch of Dorchester Avenue 1:49 Finalists in math competition hope their model helps ease housing crisis 14:31 @Issue extra: Seth Moulton on pro-Palestinian protests, TikTok and more