Sat Jul 04 22:42:06 +0000 2009 2475050603 CBC doc on concussions causing destructive behaviours in football players, wrestlers: http://tinyurl.com/ko5hn5. Explanation, not excuse. web false false 40415571 Christopher Spencer CKLS Edmonton, Alberta Accidental community activist -- education, urban planning, sustainability -- but mostly a dad. http://a1.twimg.com/profile_images/498310990/twitterProfilePhoto_normal.jpg http://www.community-schools.org false 397 EDECE9 634047 088253 E3E2DE D3D2CF 472 Sat May 16 05:18:15 +0000 2009 0 -25200 Mountain Time (US & Canada) http://s.twimg.com/a/1257878623/images/themes/theme3/bg.gif false 1008 false false