When a cop gets fired for misconduct in W.Va., they usually just jump to another department. This map shows departments that have taken in 10 or more "gypsy cops." On the right is an explainer for how all the data that made up this three-part story was broken down. At bottom is a list of officers who've been accused or convicted of misconduct and where they were later employed.

Part 1 of a 3-part series.