Premise: USS "Chicago" (CA-136) was a "Baltimore"-class heavy cruiser laid down on 28 July 1943 at Philadelphia, Pennsylvania, US, by the Philadelphia Navy Yard. Launched on 20 August 1944, she was sponsored by Mrs. Edward J. Kelly, wife of the Mayor of Chicago, Illinois, and commissioned at the Philadelphia Navy Yard on 10 January 1945, Captain Richard R. Hartung, USN, in command.
Hypothesis: Edward J. Kelly was mayor of Baltimore.