September 4, 2015 11:25 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 2:15 Heavily-camouflaged minors charged after ‘assassins' game at Old Lyme school 2:40 7th grader brought gun to school in Hartford: police 1:40 Democrats say Big Oil misled public for decades about climate change 1:36 A student brought a gun to middle school in Hartford: police 1:45 NYPD enters Columbia University in riot gear to clear protest