September 4, 2015 7:25 am NASCAR Goes Retro on NBC NBC Sports will combine state of the art technology with 1970s retro graphics, classic logos and legendary announcers for NASCAR’s race at Darlington International Speedway this weekend. NBC’s Kurt Gregory reports. 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