: Chief O'Neal confronts Voight after noticing the secret investigation. He initially believes his son has relapsed on drugs and is devastated when Voight reveals the truth: the unit is investigating Sean for the sex trafficking of minors.
In Season 10, Episode 7, titled " Into the Deep ," the Intelligence Unit intensifies its off-the-books investigation into Sean O'Neal , the son of Police Chief Patrick O'Neal, suspected of leading a human trafficking ring . Key Plot Developments Chicago P.D. Season 10 - Episode 7
For more detailed breakdowns or fan discussions, you can visit TV Fanatic or TVLine . : Chief O'Neal confronts Voight after noticing the