In sports news..... Horse racing will celebrate its 12th Triple Crown champion today if "Silver Charm" wins the mile and a-half Belmont Stakes. "Silver Charm," which has aready won the Kentucky Derby and Preakness, will be ridden by Gary Stevens. Stevens already has "guaranteed" a victory. The last Triple Crown winner was "Affirmed" in 1978. The race starts at 3:30 this afternoon.It seems like St. Paul's bid for a NHL Hockey team is...well, put on ice. St. Paul mayor Norm Coleman says St. Paul is a virtual shoo-in now that plans have been worked out to build a new hockey arena in St. Paul. But NHL Commissioner Gary Bettman has a message for the league's six expansion candidates -- Don't rush us.