For at least the last century, Jacksonville has stood out nationally for its murder rates. "Florida's Murder Capital," headlines call it. The eight stories in Tim Gilmore's 20th book tell of Cuban Revolutionaries, of little known serial killers and a phony serial killer, of a man who courted and murdered mother-daughter pairs, of lynchings and Southern good-ole-boy corruption, of "Satanic Panic," of a white supremacist killer with a black male lover...