 According to the Federal Bureau of Narcotics, the drugs were subsequently distributed in the Midwestern United States, primarily through St. Louis mobster Thomas Buffa and Kansas City mobsters Nicola Impastato, James DeSimone and Joseph Deluca.Law enforcement soon began to concentrate on Antinori's operation.In addition, mobsters such as Florida mobster Santo Trafficante, Sr. soon set up rival smuggling rings.