Tony Gonzalez says 2012 season probably his last

Falcons tight end Tony Gonzalez signed a one-year, $7 million extension on January 1, and the new deal spanned only one year for good reason. Gonzalez plans to call it a career after 2012. Tentatively, at least. “One year,” Gonzalez replied when asked on a Facebook chat Thursday how many more seasons he’ll play. “I…