Arizona Cardinals defensive tackle Darnell Dockett, one of the most durable players in the NFL over the past decade, tore the ACL in his right knee during practice Monday and will undergo season-ending surgery. The 6-foot-4, 290-pound Dockett has missed only two games in 10 NFL seasons. Before the extent of the injury was known, defensive tackle Calais Campbell talked about the importance of Dockett to a defense that was ranked sixth in the league last season. Dockett, Campbell and nose tackle Dan Williams formed a formidable defensive front that helped the Cardinals rank first against the run. More...