SAGINAW, Mich. – Matyas Sapovaliv’s hat trick spurred the Saginaw Spirit to a 6-2 win over the Niagara Icedogs on Sunday in the Ontario Hockey League. Hunter Haight, Dean Loukus and Joey Willis also scored for Saginaw (14-7-0-1) in a 10th straight win. Spirit goaltender Andrew Oke posted 29 saves for the victory. Sapovaliv is