Sabres' Ehrhoff out with knee injury

Buffalo Sabres defenseman Christian Ehrhoff will miss some time with a left knee injury.

Ehrhoff suffered the injury in the first period of Tuesday's game at Washington.

In 66 games this season, Ehrhoff has five goals and 27 assists.

Buffalo (38-29-10) sits alone in eighth place in the Eastern Conference with five games left. The Sabres welcome Pittsburgh to town on Friday.