(NHL)  The Buffalo Sabres  beat the Toronto Maple Leafs 5-3 last night. It’s the Leafs fourth straight loss. In other action the Ottawa Senators edged the Dallas Stars 3-2 in overtime, Pittsburgh needed OT for a 4-3 win over Calgary, Edmonton needed extra time to get past Arizona 4-3 and Vancouver skated to a 4-3 victory over the Islanders in overtime.