‘Montour requires a new contract at the end of the season, but he’s not a rental. As a restricted free agent, the 24-year-old is under Buffalo’s control for the foreseeable future. And with Rasmus Dahlin, Casey Mittelstadt, Sam Reinhart and Jack Eichel all under the age of 24, the future looks brighter than it may have appeared the past few weeks — especially now that Montour is on a defensive pairing with last year’s No. 1 overall pick.’