Sigma Nu fraternity will host the annual Winter Carnival Sled and Snowboard races. at 1 p.m. Saturday, Feb. 17. Applications for single, double, team, dorm, Greek and off-campus divisions are available at the Rec Sports office. Sleds will be provided for individual and double divisions. There will be prizes for the top two finishers in each division as well as a cash prize for the overall team winner and most creative sled.