Milwaukee County Sheriff David A. Clarke Jr. is a law enforcement executive with 38-plus years of experience. His public service career began in 1978, at the Milwaukee Police Department (MPD), where he served 24 distinguished years. During his eleven years as a Patrol Officer, he received meritorious citations for felony arrests. In 1989, he was promoted to Detective, and nine months later was selected for the specialized Homicide Division, where he was part of a team that investigated more than 400 homicides in a four-year period. MPD made arrests in more than 80% of homicides, well above the national average of 60%.