MOVING TARGET by Ron Arias

After his father, an Army veteran who was a POW in two wars, left his family, Arias, a correspondent in PEOPLE'S L.A. bureau, spent years tracking him down—only to discover that he was a U.S. Army spy. (Bilingual Review/Press, $16)

CITY ON FIRE by Bill Minutaglio

Nearly 600 people were killed in a fire that began when two freighters loaded with ammonium nitrate exploded in the docks of Texas City, Texas, in 1947. Minutaglio, PEOPLE'S Austin bureau chief, explores the causes of America's worst industrial accident. (HarperCollins, $24.95)