(Denver, CO)  --  It appears Seahawks offensive tackle Russell Okung is headed to Denver.  CBS Sports is reporting the Broncos have agreed to sign the former Pro Bowler for one year at five-million dollars plus incentives, and will have the option to sign him for another four years at 12-million dollars per season.  Okung, who was an unrestricted free agent, reportedly drew offers from several teams before agreeing to the Denver contract.