The Boston Bruins and general manager Don�Sweeney announced a roster move on Monday.� The team has called up defenseman Urho Vaakanainen from the AHL on an emergency basis.� It could mean that Torey Krug will miss at least one game after suffering an injury on the weekend.� Vaakanainen has registered two assists in 15 games so far this season for the Providence Bruins after putting up 14 points in 30 games last year.� The 6'1 185lb defenseman suited up for two games for Boston last year but wasn't able to register a point.� More to come on Krug later today.� <div align='center'><blockquote class='twitter-tweet' data-lang='en'><a href='https://twitter.com/NHLBruins/status/1193925218517041152'> </a></blockquote></div>