Growing up in Los Angeles, John Orr would watch in awe as firefighters scrambled to put out blazes with seeming disregard for their own lives. One day he would become a fireman himself, and a good one. As a member of the Glendale Fire Department, he rose through the ranks, eventually becoming a fire captain and one of southern California's best-known and most-respected arson investigators, as well as a writer of firefighting articles and finally of...