Lions sign two players.

The Lions have signed two defensive free agents, Philip Buchanon and Grady Jackson. Jackson's career stats are at the following link. http://www.nfl.com/players/gradyjackson/careerstats?id=JAC185074. Buchanon's career stats can be found at the following link. http://www.nfl.com/players/phillipbuchanon/careerstats?id=BUC267107.