‘”Where some of the frustration comes from, even our own players, I think there is a work ethic,” Sabres General Manager Jason Botterill said Thursday. “I think they are working, but on a game-by-game basis it’s one player working hard and not all of the players working hard at the same time. Or you see one line going well, and the other lines not going well. The penalty killing has improved this year, but then the power play’s slipped.”‘