But the ballistics match seems to make that inevitable, the source said.
“He puts himself at all three scenes,” the source said. “The motive is still unclear.”
Perrone’s Staten Island neighbors are unsure if he’s the serial killer of three middle-aged, balding Middle Eastern shopkeepers — but for years, they have been calling him by a nickname that refers to a mass murderer from New York’s dark past.
Perrone, who turns 64 on Thanksgiving, is derisively known to his neighbors as “Son of Sal” because he lives in an unfinished, unkempt home and often calling various city agencies to report his neighbors’ trash can violations and building irregularities.
BY ROCCO PARASCANDOLA , IRVING DEJOHN AND BARRY PADDOCK / NEW YORK DAILY NEWS