Open this photo in gallery: Edmonton Oilers Ryan Nugent-Hopkins, left, and Connor McDavid celebrate a goal against the Philadelphia Flyers at Rogers Place in Edmonton, on June 2.Perry Nelson/Reuters A dozen games into the season, the Oilers were 2-9-1 and looked anything like a contender for the Stanley Cup. It cost their coach, Jay Woodcroft, his job and left prognosticators puzzled. “There were many nights where I went home thinking we hadn’t played that bad but found a way to lose,” Ken Holland, the team’s general manager, said this week. “I have been around the NHL a long time and...