Baltimore Ravens running back Kenneth Dixonwas suspended for the second time in six months Friday, when the NFL announced he is banned for an additional two games for violating the league's substance abuse policy. His latest suspension will start after the conclusion of a four-game ban, which was issued in March after he violated the NFL's performance-enhancing drug policy. read more http://www.espn.com/nfl/story/_/id/...d-suspension-violating-substance-abuse-policy