The ongoing federal investigation into allegations of bribery regarding lucrative contracts with Atlanta City Hall has many players. In this gallery, we look at some of the persons and, yes, things associated either directly or indirectly with the case. Here, a crime scene photo from the Atlanta Police Department shows a brick that landed in Elvin "E.R." Mitchell's home in southwest Atlanta in September 2015. Mitchell is a key figure in a federal criminal probe of city of Atlanta contracting.