The Ontario Warriors snapped Norwalk's 57-game regular-season winning streak with a 63-61 win in Northern Ohio League action on Wednesday night at Ontario.
Norwalk, ranked No. 1 in Division II, fell to 14-1 overall and 6-1 in the NOL.
Ontario, ranked No. 5 in Div. II, improved to 15-0 and 7-0.
The two teams meet again Feb. 21 at Norwalk.