2:30 PM - Marshawn Kneeland (Dal) placed Kneeland (knee) on its injured reserve list Wednesday.

5:29 PM - Marshawn Kneeland (Dal) coach Mike McCarthy told reporters Monday that Kneeland will undergo surgery on his knee Tuesday and will miss four-to-six weeks, Todd Archer of ESPN.com reports.

2:33 PM - Marshawn Kneeland (Dal) was diagnosed with a partially-torn lateral meniscus after an MRI on Monday and is expected to return to action this season, Ian Rapoport of NFL Network reports.

2:10 PM - Marshawn Kneeland (Dal) (knee) is waiting for MRI results Monday to determine the severity of the injury he suffered in Sunday's win over the Steelers, Patrik Walker of the Cowboys' official site reports.

5:24 PM - Marshawn Kneeland (Dal) (calf) was a limited participant in Thursday's practice, Joe Hoyt of AllDLLS.com reports.

4:59 PM - Marshawn Kneeland (Dal) (calf) did not practice Wednesday, Joe Hoyt of AllDLLS.com reports.

11:34 AM - Marshawn Kneeland (Dal) has gotten the attention of both coaches and teammates for his work ethic and drive to improve in training camp, Nick Harris of DallasCowboys.com reports.

10:57 AM - Marshawn Kneeland (Dal) is the top candidate to take on a bigger role in the Cowboys' pass-rush rotation with Sam Williams (knee) out for the season, Patrik Walker of the team's website reports. "I've got to step up. I've gotta be ready, that much more, and take all of it seriously. ... I've got to step it up a notch," said Tuesday. "It's still the same mindset, helping the team out as much as possible, but now I know there's more on my back."