NHL defenseman who was drafted 61st overall by the Colorado Avalanche in 2002 and traded to the Boston Bruins in 2008.
He played on the WHL's Calgary Hitmen before being drafted by the Avalanche and assigned to their AHL affiliate.
He was a member of the Bruins' 2011 Stanley Cup-winning team, and was involved in a controversial check in the finals.
Born in Edmonton, Alberta, he came from a Ukrainian background. He married Sheena Burletoff in 2011.
With the Providence Bruins in the AHL he won the Eddie Shore Award, leading the league's defensemen with 20 goals and 45 assists.