Photo by Maggie Fearnow   Stories have a way of taking on lives of their own. Writer Dawson Fearnow has learned this time and again as a journalist specializing in historical crime writing. “That’s why I only write about dead criminals,” Fearnow says. “Especially after two DEA agents showed up at my front door holding a copy of a story I wrote about a local designer drug kingpin.”  PHOENIX has been fortunate to have Fearnow write a number of true-crime pieces for our history column, centered...