PITTSBURGH, PA - MAY 13: Erik Karlsson #65 of the Ottawa Senators battles with Sidney Crosby #87 of the Pittsburgh Penguins in Game One of the Eastern Conference Final during the 2017 NHL Stanley Cup Playoffs at the PPG PAINTS Arena on May 13, 2017 in Pittsburgh, Pennsylvania. The Senators defeated the Penguins 2-1 in overtime.  (Photo by Bruce Bennett/Getty Images)