The Penguins have re-signed restricted free agent defenseman Brian Dumoulin to a two-year, one-way contract. The contract carries a salary cap hit of $800,000. Dumoulin, 23, played in eight NHL regular season games in 2014-15 and scored one goal. He had no points in five postseason games. - See more at: http://www.post-gazette.com/sports/...efenseman-Brian-Dumoulin/stories/201507090178