Seahawks sign LS Clint Gresham to three-year deal

The Seahawks have locked up their incumbent long-snapper for another three seasons. Clint Gresham, who has handled the snapping for Seattle since 2010, has signed a three-year deal with the club, he announced on Instagram Friday. Gresham was an unrestricted free agent. According to Curtis Crabtree of PFT and KJR Sports Radio in Seattle, Gresham’s…