
The Federal Bureau of Investigation has joined the hunt for a possible serial killer who is thought to be preying on store owners in Brooklyn.
Police want to speak with a man who was captured on video just after 6 p.m. Friday near the scene of the most recent killing.
Investigators say he’s not a suspect but may have seen something.
Police say the man shot and killed 78-year-old Vahidipour Rahmatollah inside his She She Boutique on Flatbush Avenue.
He had been shot three times with a .22 caliber gun.
Read more at NY1