Kevin’s birthday finds him in far from a celebrating mood and Ronnie takes his grandmother Ms. Ethel on a whirl back in time.

Natalie and Maggie witness a pickup truck plow through a street fair and must make tough decisions on the fly. At the hospital, doctors and nurses are on high alert…

The interim chief makes a tactical error during an apartment fire, stirring up tensions and putting careers in jeopardy. Meanwhile, Mouch discovers that his donation to a fertility clinic has…

When a gang from El Salvador infiltrates Chicago, Intelligence works with a visiting detective to put an end to the crew’s brutal tactics. Meanwhile, Antonio finds himself getting close to…