‘Chicago PD’ Season 4: Meet Sophia Bush & The Cast

Elias Koteas & LaRoyce Hawkins

Elias Koteas (left) plays Detective Alvin Olinsky and LaRoyce Hawkins is Detective Kevin Atwater.

---

"Not right away, but eventually, we’re having Platt [Amy Morton] officially pair up Ruzek [Patrick John Flueger] and Atwater as opposed to both of them as young cops working with a senior detective all the time," Olmstead told TVLine. "At a certain point, they’ve got to get out of the nest." (Matt Dinerstein/NBC)