Normative Services, Inc. student Hunter Housley, left, tightens the string as Joe Tenny stands by with the striper to mark a soccer field Thursday morning for the Snickers Cup at the Big Horn Equestrian Center. Volunteers from the Sheridan County Soccer Association and NSI marked out 23 soccer fields. An estimated 128 teams with more than 2,000 players from Wyoming, Montana and South Dakota will swarm Sheridan this weekend for the annual event.