Sabres return Grigorenko to AHL RochesterSource: AP ‘Grigorenko was called up on Monday to fill in after Torrey Mitchell was hurt blocking a shot in a 5-4 shootout win over Ottawa.’ Related posts: Sabres call up 2 to fill injury-depleted lineup Sabres return C Grigorenko to Quebec Junior team Conacher’s tips help Sabres snap losing streak Sabres D Rivet ready to return; Afinogenov hurt Sabres recall Kassian; loan 2 to AHL Rochester