Devils’ Seamus Casey to miss 8-10 weeks after knee surgery

The New Jersey Devils will be without defenseman Seamus Casey for the foreseeable future as they look ahead to their second game of the season against the New York Islanders on Saturday night. On Friday, head coach Sheldon Keefe told reporters that Casey suffered the injury in a preseason game and underwent surgery, which will keep him out for 8-10 weeks, potentially into December. Casey didn’t see the ice for New Jersey on Thursday, as the Devils opened up the 2026-27 season with a 3-2 overtime win over the Philadelphia Flyers. If he’s out eight weeks, he could return Nov.…