Bruins defenseman Tomas Kaberle has made significant contributions to Boston's blue line since the team acquired him on Feb. 18 from the Toronto Maple Leafs. At the time of the deal, where the Bruins surrendered prospect Joe Colborne, a 2011 first-round pick and a 2012 conditional pick in the second round, Boston's general manager Peter Chiarelli said he had every intention of signing Kaberle to an extension at the end of the 2010-2011 season. Read more: http://sports.espn.go.com/boston/nhl/news/story?id=6274797
