Salvatore Perrone, 64, went on a rant during a court appearance, according to reports.
Salvatore Perrone is charged with shooting and killing three Brooklyn shopkeepers.
Salvatore Perrone told cops he was an international hitman, sources said.
Salvatore Perrone, 63, knew all three victims, sources said.
Police are questioning a man in the murders of Vahidipour Rahmatollah and two other shopkeepers.
The man with the duffel bag seen in surveillance footage walked into the 68th Precinct to talk to police.
The 78-year-old's death bore similarities to two incidents on July 6 and August 2.
Police say the same suspect may be responsible for murdering two store owners in Brooklyn.
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