[Answer] What college hockey player was assaulted on the ice in early 2009, resulting in the suspension of two Michigan State University players?

What college hockey player was assaulted on the ice in early 2009, resulting in the suspension of two Michigan State University players? Enter your answer… 

Michigan S _ _ _ _ K _ _ _ _ _ _ Steven Kampfer ////// Steven Allan Kampfer (born September 24, 1988) is an American professional ice hockey defenseman who is currently playing for the New York Rangers in the National Hockey League (NHL). He was selected by the Anaheim Ducks in the 4th round (93rd overall) of the 2007 NHL Entry Draft. 

Kampfer was born in Ann Arbor, Michigan, but grew up in Jackson, Michigan. //
[Answer] What college hockey player was assaulted on the ice in early 2009, resulting in the suspension of two Michigan State University players?