Buffalo Sabres defenseman Marc-Andre Gragnani will miss four to six weeks with a sprained knee. Coach Lindy Ruff provided the update Saturday a day after Gragnani was hurt in rookie scrimmage. Ruff didn't say which knee was injured, but noted it won't require surgery. Gragnani, the Sabres' third-round pick in the 2005 draft, was expected to compete for a regular job with the team this... More...