San Francisco wouldn’t be San Francisco if not for robust political debate, even over a seemingly feel-good request to the U.S. Secretary of the Navy to name a ship after gay civil rights leader Harvey Milk, the assassinated city supervisor who served as a Navy officer during the Korean War. Critics of the idea, led by Supervisor Christina Olague and a contingent from the San Francisco gay Democrat club named in Milk’s honor, don’t think he would have wanted his name associated with a military ship. Milk was “against the Vietnam War and war in general,” Olague said of Milk,...