Corey Perry, Corey Crawford, Niklas Hjalmarsson

Anaheim Ducks right wing Corey Perry (10) tries to shoot on Chicago Blackhawks goalie Corey Crawford (50) as Chicagos Niklas Hjalmarsson (4) defends during the second period in Game 4 of the Western Conference finals of the NHL hockey Stanley Cup playoffs, Saturday, May 23, 2015, in Chicago. (AP Photo/Charles Rex Arbogast)