Years of service in the Metroplex. Richardson police chief Jimmy Spivey plans to retire May 31st. He's been with Richardson PD for 26 years and took over his cheap in 2009 before Richardson spy be served with the Dallas Police Department for 25 years. His month of May. Retirement date will coincide with his 50th year of policing the city of Richardson says recruitment strategies for naming his successor are underway. Clayton Nevil, WB AP