More NHL Offseason: | | While the continue to kick the tires on the centers available in free agency or trade, they took care of another matter of busine s on Thursday by re-signing restricted free agent .The deal for Berglund, 26, is for three seasons and it will take him to unrestricted free agency if/when it runs out. As for the price, it's not all that cheap for the Blues. Jeremy Rutherford...