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Lewinson, Ryan, and Oscar Palma.  “The Morality Of Fighting In Ice Hockey: Should It Be Banned?.” Journal Of Sport & Social Issues. (2012). 106-112. Web. 10 Mar 2015.

 

pixgood.com/teenagestress. Photograph. 28 Apr 2015.

 

urbynloft.com/keepup/clock. Photograph. 28 Apr 2015.

 

www.knox.edu/footballgallery. Photograph. published 13 Sep 2014. 28 Apr 2015.

 

Getty Images

 

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