MULTAN: At least three suspected persons have been apprehended during search operation in Muzaffarabad area in Multan. On a tip-off, the police accompanied by intelligence agencies conducted door-to-door checking of 300 houses during search operation in Muzaffarabad area of Multan on Tuesday morning and rounded up three suspected persons. The police also recovered weapons from the detained persons. Police sources said that the suspected persons were apprehended as they failed to prove their identity document. The suspects have been shifted to some undisclosed location for further investigation. The identity of suspect could not be ascertained immediately.