Gruden tries to challenge scoring play for 2nd time this season
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Oakland Raiders head coach Jon Gruden cost himself a timeout Monday by trying to challenge a scoring play - which is against the rules - for the second time this season.
Gruden threw his red flag after Denver Broncos quarterback Case Keenum nearly ran past the line of scrimmage before throwing a touchdown pass. However, because all scoring plays are automatically reviewed and can't be challenged, Gruden was penalized a timeout.
The mishap sparked plenty of reaction on Twitter: