Maquoketa Speedway will host the Rio Grande Waste Services Nippy 50, presented by D & E Services, this weekend, according to a news release. Open practice will be 8-9p.m. Thursday. Late-model practice will begin at 9:30 p.m. Pit passes are $25. Gates open at 3 p.m. Friday, with hot laps at 6:30 p.m. Admission is […]