Rumor Mill Has Chiefs OT Ryan O'Callaghan Considering Retirement
The Kansas City Chiefs have just a couple of offensive tackles under contract for the 2012 NFL season and a couple of guys expected to hit free agency. One of the impending free agents is right tackle Ryan O'Callaghan, who has been with the team since he was claimed off waivers from the New England Patriots at the start of the 2009 season.


