NYPD launches terror probe into IEDs near NYC mayor's home Former FBI Joint Terrorism Task Force and NYPD officer Tom Smith analyzes the IED investigation near NYC Mayor Zohran Mamdani's home. NEW You can now listen to Fox News articles! A suspect in the New York City terror protest attack near Gracie Mansion allegedly planned an assault "bigger than the Boston Marathon bombing ," federal prosecutors said in a criminal complaint Monday. Emir Balat allegedly made the statement after his arrest.