NASCAR Sprint Cup Series Hellmann’s 500 Talladega Superspeedway Distance: 500.8 miles (188 laps) Sunday, Oct. 23 2 p.m. ET TV: NBCSN, 1:30 p.m. ET Radio: MRN, SiriusXM NASCAR Radio NASCAR XFINITY Series O’Reilly Auto Parts Challenge Texas Motor Speedway Distance:…