Sabres' Gratton to miss two gamesSource: AP 'Sabres forward Chris Gratton will miss the next two games because of a mild concussion after scoring four goals in the last three games.' Related posts: Sabres C Gratton to miss two games with mild concussion Sabres getting boost from Gratton Bruins 4, Sabres 1 Warrener, Gratton re-sign with Sabres Gratton misses practice with foot injury