Iowa Event Info: Date: Sunday, August 3 Time: 3:30 p.m. ET Series: NASCAR Cup Series (NCS) Location: Newton, Iowa Format: 350 Laps, 306.25 Miles, Stages: 70-210-350 TV: USA Radio: MRN, SiriusXM NASCAR Radio (Channel 90) Weekend Schedule: Saturday: 1:30 p.m. ET, Cup Practice (TruTV, MRN, SiriusXM NASCAR ...