April 11, 2019 4:28 am ‘Tonight': Lily Collins' Family Fell for Pregnancy Prank Lily Collins explains a photo she posted on Instagram that worried her brother and shows why her Fantine look for the “Les Misérables” mini-series scared her mom. US & World Videos 3:50 Obesity expert discusses new proposal for U.S. dietary guidelines 4:41 Parents sue over AI chatbot they say encourages children to harm themselves and others 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