Dallas Stars' Eric Nystrom, left, gets tackled by Calgary Flames' Mark Giordano, center, in front of Flames goalie Miikka Kiprusoff, from Finland, during the first period of an NHL hockey game in ... more 

Dallas Stars' Eric Nystrom, left, gets tackled by Calgary Flames' Mark Giordano, center, in front of Flames goalie Miikka Kiprusoff, from Finland, during the first period of an NHL hockey game in Calgary, Alberta, Monday, March 26, 2012. (AP Photo/The Canadian Press, Jeff McIntosh) less