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Michael Sam joins Dallas Cowboys practice squad

Michael Sam, the first openly gay player drafted by the National Football League, is officially a Dallas Cowboy.

Former Missouri player Michael Sam watches pregame festivities before the start of the South Dakota State-Missouri NCAA college football game Saturday, Aug. 30, 2014, in Columbia, Mo.
Former Missouri player Michael Sam watches pregame festivities before the start of the South Dakota State-Missouri NCAA college football game Saturday, Aug. 30, 2014, in Columbia, Mo.AP

Emma Margolin

Emma Margolin is a reporter at MSNBC.com.