Senators’ Mads Sogaard: Waived for AHL demotion  CBS SportsSenators’ Kaliyev, Maple Leafs’ Pezzetta among those on waivers  TSNSenators reduce roster  NHL.comOlle Lycksell News: Lands on waivers for AHL assignment  RotoWireSenators’ Hayden Hodgson: Hits waivers for AHL assignment  CBS Sports