Edmonton Oilers'  Dustin Penner, right, knocks the Boston Bruins' Rich Peverley to the ice during the second period of an NHL hockey game in Edmonton on Sunday, Feb. 27, 2011. (AP Photo/The Canadian Press, John Ulan)

Photo by: John Ulan

Edmonton Oilers' Dustin Penner, right, knocks the Boston Bruins' Rich Peverley to the ice during the second period of an NHL hockey game in Edmonton on Sunday, Feb. 27, 2011. (AP Photo/The Canadian Press, John Ulan)