The shocking Mob-style execution of fashion designer Gianni Versace appears to have been the crescendo of a cross-country murder spree that landed 27-year-old Andrew Cunanan on the F.B.I.'s Ten Most Wanted list. From the truth about Cunanan's childhood, through his free-spending days at the heart of San Diego's gay society, to the bloody crime scenes he left behind in Minneapolis, Chicago, New Jersey, and Miami, MAUREEN ORTH follows the twisted psychological path that ended only when Cunanan turned the .40-caliber murder weapon on himself