AC

SOCHI, Russia -- Take a look around the Olympic hockey tournament and even the strongest, deepest teams have areas of concern. For the Russians, it's the defense. For the Canadians, it's the goaltending. For the Swedes, it's their overall health. Whether those areas of concern become some sort of fatal flaw along the way or an obstacle that is overcome and becomes a positive is part of the intrigue of the competition. For Team USA, the great unknown heading into this tournament is along the blue line, where only two players -- Ryan Suter and Brooks Orpik -- played in 2010, when the U.S. was edged in overtime in the gold-medal game by Sidney Crosby and the Canadians. Not only has there been significant turnover in personnel, the American blue line is marked by its youthfulness. This isn't a case like it was for Drew Doughty, who, back in 2010, was the lone fresh-faced youngster on a Canadian team flush with veteran defenders such as Scott...