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FILE - In this Sept. 21, 2013, file photo, Northwestern quarterback Kain Colter (2), wears APU for "All Players United" on wrist tape as he scores a touchdown during an NCAA college football game against Maine in Evanston, Ill. The five-member regulatory board that will ultimately decide if Northwestern University football players can unionize has itself been in the middle of a firestorm. The very makeup of the National Labor Relations Board has been challenged in a case now before the Supreme Court. And Republicans contend the agency has being overly friendly to organized labor. (AP Photo/Nam Y. Huh, File)

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