Six months after knee injury, John Kuhn unsure what he can do

Packers fullback John Kuhn suffered a knee injury in Green Bay’s playoff loss to the Giants, and six months later he still isn’t 100 percent sure that he’ll be ready to go full speed at training camp. Kuhn, who was ranked by his peers as the 92nd best player in the NFL, told FOXSportsWisconsin.com that…