Did Halstead go too far?
That was a key concern on Chicago PD Season 4 Episode 11 when he had Jimmy's DNA tested to find out if he was really Lindsay's father, but how did Lindsay feel about his meddling?
Meanwhile on this hit NBC drama, the team investigated the death of a sex offender and it paved the way for them to find a private force who could be getting up to illegal activities.
Use the video above to watch Chicago PD online to get caught up on the latest drama.
Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.