Michael McGovern , a prosecutor , led Mr. DiLeonardo , the star witness , through testimony that began with his Brooklyn grandfather 's role in founding '' the Black Hand , '' a precursor to the Mafia , in the early 1900 's , to Mr. DiLeonardo 's initiation into loan-sharking for the Gambino family at a tender age in his home neighborhood , Bensonhurst , Brooklyn .
Bensonhurst
Brooklyn
/location/neighborhood/neighborhood_of
Brooklyn
Bensonhurst
/location/location/contains
Bensonhurst
Brooklyn
/location/neighborhood/neighborhood_of
Brooklyn
Bensonhurst
/location/location/contains
PERSON
Michael McGovern
LOCATION
Brooklyn
LOCATION
Bensonhurst
LOCATION
Brooklyn