The Chargers announced that WR Malcom Floyd won’t return to Sunday night’s preseason game against the Cowboys due to a concussion.

The Redskins will release RB James Davis, according to a league source.

Amid reports throughout the week the Arizona Cardinals were close to reaching a long-term contract extension with Larry Fitzgerald, the team announced it will hold a press conference featuring their star receiver and president Michael Bidwell Saturday night.

A quick update to pass along from the press box at Reliant Stadium, where the Texans host the Saints Saturday night: Running back Arian Foster will start tonight for Houston.

Panthers first-overall pick Cam Newton made his first start of the preseason Friday and even though he didn’t exactly light it up against the Dolphins, it’s his job to lose. At least according to Bucky Brooks and me on our latest Cover Two Podcast.

Former Ohio State QB Terrelle Pryor is holding his pro day workout Saturday in front of 14 NFL teams at a high school field in Hempfield, P.A.

Kansas City Chiefs coach Todd Haley did not deny that there was a fight this week between first-round draft pick Jonathan Baldwin and veteran RB Thomas Jones, but did not directly address the issue, either, in his remarks following a preseason loss at Baltimore.

Ravens CB Dominique Foxworth and Chiefs owner Clark Hunt, who played crucial roles from opposite sides of labor negotiations this summer, shook hands and chatted a few minutes during warmups for Friday night’s Chiefs-Ravens preseason game.

Chiefs rookie WR Jonathan Baldwin could be out for more than a month after injuring his hand/wrist in a locker room fight with RB Thomas Jones.

The Panthers have signed veteran center Ryan Kalil to a five-year extension. Terms weren’t disclosed, but the deal will keep Kalil under contract through 2016.

Thanks to Mikel LeShoure’s season-ending injury, the door is open for either Mike Bell or Jerome Harrison to claim any touches that don’t go to Jahvid Best.

A report Thursday that Browns OT Joe Thomas is a plaintiff in a class-action lawsuit brought against the NFL over its handling of concussion-related injuries is incorrect, according to multiple sources.

On the heels of Eli Manning’s claim that he considers himself among the game’s elite passers, Dave and Rank kibbitz with NFL.com’s Elliot “Pretty Boy” Harrison to break down Brady, Rodgers, Roethlisberger, Brees, Rivers, Vick, Romo, Schaub and — of course — the Brothers Manning.  In addition, Dave presents the Tuck Rule Edition of the “N-if-L.”  If this episode was a intergalactic bounty hunter, it’d be Boba Fett. Subscribe to the Dave Dameshek Football Program on iTunes

The Chiefs’ first-round draft pick, WR Jonathan Baldwin, injured his hand/wrist in a fight with a teammate this week and is unlikely to play in Friday night’s preseason game against the Ravens, according to sources with knowledge of the situation.

Michael Vick looked dreadful in a preseason loss to the Steelers. But fantasy owners shouldn’t be worried about that game — there are more important things to be concerned with when it comes to the versatile quarterback.