The Arizona Cardinals released defensive tackle Darnell Dockett on Friday, allowing the three-time Pro Bowl lineman to test the free agency market. He could well wind up re-signing with Arizona, the only team he's known in his 11 NFL seasons. General manager Steve Keim said that the Cardinals ''have been very clear about our feelings for Darnell and our desire to have him back. Before the injury, he had missed only two games during his NFL career. More...