Former Cat Rajon Rondo challenges Titan Chris Johnson to foot race

Rajon Rondo - Else / Getty Images
Rajon Rondo - Else / Getty Images

Is Rondo still in second grade?  The fastest man in the NFL gets challenged every Sunday by defensive lineman, linebackers and defensive backs. Now, Titans running back and NFL rushing leader Chris Johnson might have a new challenger in Celtics guard Rajon Rondo.  Read article.