August 5, 2021 8:26 pm Tom Scott Explains Karate with Legos Karate will make its debut at the 2020 Olympic Games in Tokyo. Get an explainer on how the sport works with Team USA Karate athlete Tom Scott and a bowl full of Legos. US & World Videos 0:39 Trump wants to change ‘Gulf of Mexico' to ‘Gulf of America' 1:54 Where do the College Football Playoffs take place? 0:57 USPS suspending service on Thursday for Jimmy Carter observance 4:05 Harsh cold hits Boston, with a winter storm possible for the weekend 0:50 Karen Read's dog bite expert witness testifies about her credentials