Penguins report cards: A+ for Erik Karlsson and one big disappointment

WASHINGTON — Let’s hand out the class report cards a day early.The Pittsburgh Penguins have enjoyed a dream regular season: Aging superstars have found their younger form, a teenager has made a real difference, misfits have found a home and a few of Kyle Dubas’ moves have transformed the Penguins from feel-good story to favorite in the first round of the Stanley Cup playoffs, regardless of their opponent.Advertisement