Complex sentence: Eventually finding his way to the West Coast he frequently worked with fellow hitman Frank "The Bomp" Bompensiero, and later claimed to be responsible for at least 11 gangland slayings under Los Angeles crime boss Jack Dragna.
Split into simpler sentences: Eventually finding his way to the West Coast he frequently worked with fellow hitman Frank "The Bomp" Bompensiero. Fratianno later claimed responsibility for at least 11 gangland slayings under Los Angeles crime boss Jack Dragna.