Chicago Blackhawks head coach Joel Quenneville, right, diagrams a drill during an NHL hockey practice Friday, June 21, 2013 in Chicago. The Blackhawks will host the Boston Bruins in Game 5 of the Stanley Cup Final series Saturday. (AP Photo/Charles Rex Arbogast)

Photo by: Charles Rex Arbogast

Chicago Blackhawks head coach Joel Quenneville, right, diagrams a drill during an NHL hockey practice Friday, June 21, 2013 in Chicago. The Blackhawks will host the Boston Bruins in Game 5 of the Stanley Cup Final series Saturday. (AP Photo/Charles Rex Arbogast)