Even the story is not from "police background", but I put this manga here as the character was an ex-police and start to be a police again toward the end..
The main story is when reese caught jimmy pickpocket but he did not report him.
You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.
Ronald no Yabou