NHL Power Rankings: Week 7

Each week, Hockey Night in Canada's Scott Morrison breaks down the balance of power in the National Hockey League. Here are this week's top six teams, bottom six teams and Canadian rankings.
Calgary Flames' Olli Jokinen, left, controls the puck against Chicago Blackhawks' Niklas Hjalmarsson during NHL action on Sunday. The Flames lost 4-2. ((Nam Y. Huh/Associated Press))

Each week, Hockey Night in Canada's Scott Morrison breaks down the balance of power in the National Hockey League. Here are this week's top six teams, bottom six teams and Canadian rankings.