NHL's Boogaard brain donated for trauma research

New York Rangers enforcer Derek Boogaard passed away May 13, 2011. He was 28.

May 15, 2011 12:00:00 AM PDT
Minnesota hockey fans planned a memorial for Derek Boogaard on Sunday night to honor the former NHL tough guy who was found dead in his apartment last week, five months after a season-ending concussion that left his family wondering if his career as an enforcer had damaged his brain.