The National Drug Law Enforcement Agency, NDLEA, has filed a preliminary objection to a suit instituted by the Peoples Democratic Party, PDP and a chieftain of the opposition party, Senator Dino Melaye seeking an order of mandamus to compel the anti-narcotics agency to arrest and prosecute the President-Elect, Asiwaju Bola Ahmed Tinubu over alleged forfeiture of some funds in his bank accounts over two decades ago in the United States.