OAKLAND (CBS SF) — Oakland Raiders star quarterback Derek Carr is expected to be out for six to eight weeks after a devastating hit on the field Saturday.

Carr is scheduled for surgery on Tuesday to repair his broken leg.

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It’s unlikely the 25-year-old will play even if the Raiders make the Superbowl.

Carr broke his fibula during the game against the Colts Saturday. The Raiders still walked away with a 33-25 win.

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The injury cast a dark cloud over the best season for the Raiders (12-3) in 14 years.

The Raiders close out the regular season next week when they play in Denver.

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Matt McGloin will take over as quarterback.