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The San Diego Chargers cut center Nick McDonald with a non-football injury designation.</p> <p>
McDonald is a former Green Bay Packers undrafted free agent from Grand Valley State.</p> <p>
McDonald has also played for the New England Patriots.</p> <p>
He signed with the Chargers in January.</p> <p>
Follow me on Twitter: <a href="http://www.twitter.com/RavensInsider">@RavensInsider</a></p> <p>
Aaron Wilson covers the Ravens for The Baltimore Sun</p>