(Renton, WA)  --  The Seattle Seahawks are continuing preparations for their season opener against Miami.  The team has voted to appoint quarterback Russell Wilson and safety Kam Chancellor as offensive and defensive team captains, respectively.  Punter Jon Ryan and defensive back DeShawn Shead have been named special-teams captains.  Kickoff Sunday at CenturyLink Field is set for 1:05 p.m.