St. Louis Police Chief Hayden to announce retirement

St. Louis Police Chief John Hayden is expected to announce Wednesday he will be retiring in late February and city leaders plan to conduct a national search for his replacement, sources tell KSDK. Former Mayor Lyda Krewson’s administration appointed Hayden to police commissioner in December 2017 after the abrupt retirement of then-Chief Sam Dotson on Krewson's first day in office. Hayden, 55, has been with the department for 35 years and has served as the city’s 35th chief of police. The St.…