Maricopa County, AZ Cold Case Posse lead investigator Mike Zullo was one of several people whose emails over an unknown time period were provided to Judge G. Murray Snow and Monitor Robert Warshaw. The emails have been redacted from documents filed with the U.S. District Court for the District of Arizona but reviewed by the attorneys representing plaintiffs and defendants in the case of Melendres, et al v. Arpaio, et al.