Leon E. Groves Homicide Leon E. Groves 40 YOA SE 18th & Scott Des Moines, IA Polk County Case Number: 1951-9296 December 22, 1951   Case Summary compiled by Jody Ewing   Leon Groves, a full-time Des Moines optician who worked part-time as a taxicab driver, was shot to death in his cab three days […]