"On the first series of the second quarter, backup inside linebacker Darryl Sharpton suffered what coach Gary Kubiak described as a "torn quad tendon," and he will miss the rest of the season.

Sharpton, who had been getting playing time in each game behind DeMeco Ryans, was injured making a tackle on a 4-yard run by Maurice Jones-Drew He'll undergo surgery and be placed on injured reserve.

Sharpton follows Mario Williams (torn pectoral muscle) as linebackers placed on injured reserve.

"He'd been playing very well," Kubiak said about Sharpton. "I feel terrible for him. He's another player lost that we'll have to replace.""