Pittsburgh, Boston, Los Angeles and Chicago have each passed two hurdles thus far in the 2013 NHL playoffs. Here's a preview of what to expect as these four teams attempt to advance to the Stanley Cup Finals:
The first round of the 2013 NHL playoffs starts Tuesday night, as 16 NHL teams vie to become the one to drink from the Stanley Cup in June. The top-seeded Chicago Blackhawks were the league's best team in the regular season and are favored to win the West...