The source later introduced Martinez to a man he described as his "Afghani brother" to assist in the plot, but the man was actually an FBI undercover agent.

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Georgios Spyropoulos, the 45-year-old manager of the Tick Tock diner in Clifton, asked an undercover trooper posing as a hit man to kill Alexandros Sgourdos, 57, and to get rid of the body so it couldn't be found, authorities said.

WSJ: NJ diner manager accused of plotting kin's murder