Registration for the City of Sparks adult spring softball league concludes on March 9th. Games will be held one night per week for 10 weeks Monday-Friday, April to June, between 6:30 p.m. and 10 p.m. at the Golden Eagle Regional Park and Shadow Mountain sports complexes. Registration for the adult softball program is held at the Alf Sorensen Community Center, 1400 Baring Blvd.