Shay gets excited about impending parenthood.

All of the proceeds of the opening night of Molly's are donated to Children's Memorial in Hallie's name.

At first glance it appears drug runners may be responsible for Hallie's death.

Someone is stuck in a sewer drain.

Casey is not working well with Voight on Hallie's case.

Shay and Severide make important decisions about the future of their baby.

Mills breaks up with Dawson.

Casey goes to a clinic to try to get information as part of a sting and shots are fired.

Casey decides to play hero and goes after the "perp" on his own. gets caught, and Voight shoots the guy between the eyes.

Molly's has it grand opening, featuring the Stanley Cup.