After sitting out the offseason as he recovered from knee surgery, New York Jets running back Chris Johnson was medically cleared recently by Dr. James Andrews to participate in training camp. And he got off to an impressive start Wednesday. Rex Ryan said Johnson was "flying" in the mandatory conditioning run. The Jets practice Thursday for the first time. Read more http://espn.go.com/new-york/nfl/sto...n-new-york-jets-impresses-conditioning-drills