Sorensen wants the Hawks to be more compact in the defensive zone, willingly giving up passes to and shots from the point in order to have extra coverage in the most dangerous areas, like the slot. But it's not purely a conservative defensive system,

Sorensen faced an early challenge when goaltender Petr Mrazek departed in the first period with an apparent groin injury.

There are some changes Sorensen can make quickly and others that will need more time to improve the Blackhawks.