Ron Schwane/Associated Press
Pittsburgh Steelers guard David DeCastro believes he was fined for trying to calm things down during the brawl with the Cleveland Browns in Week 11.
Per ESPN's Brooke Pryor, DeCastro said he hasn't received an official explanation from the NFL for why he was fined, but he thinks the league disciplined him for being the "peacemaker" in the altercation.
This article will be updated to provide more information on this story as it becomes available.
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