CHICAGO (CBS) -- Gordon "Buzz" Hannan, a beloved member of the CBS 2 family, has passed away. Hannan's family reported he passed away Thursday morning. He was 77.

In mid-October, White joined the cast of Chicago P.D. as Sean O’Neal. As the son of the police chief, Sean is brought in to help intelligence find a missing girl – but his motives might not be ...

Chicago P.D. is bringing back villain Sean O’Neal for another go. We last saw the character on the fall finale of Chicago P.D., where his father had just shot him to bring an end to his crime spree.

NBC’s One Chicago shows are back in 2023, and fans can anticipate seeing more of Jefferson White as Sean O’Neal in Chicago P.D. Season 10.Hailey Upton finally caught Sean red-handed at the end ...

White joined the Chicago P.D. cast as Sean O’Neal early in Season 10, ultimately bringing a new villain with whom Intelligence dealt. The dynamics of the character were quite intense, ...