The Nelson Leafs are now four points out of first place after a 4-1 loss to the division-leading Beaver Valley Nitehawks on Tuesday night.
The Leafs started the game well as Matt MacDonald gave the visiting Nelson squad a 1-0 lead after one period of play.
However, Beaver Valley scored four in a row to win the game 4-1.
Adam Maida stopped 30 of 33 shots in the loss.
Nelson and Beaver Valley play each other again today at the NDCC.
Puck drops at 2:30 p.m.