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In a condolence message issued here on Friday, he said, `So sad to hear that Munnu Bhai has passed away. Pakistan loses another progressive voice of integrity and sanity, wrote the PPP Chairman in his tweet this morning.
Bilawal said that death of Munnu Bhai has created a vacuum in progressive literature and journalism which can hardly be filled in many decades.
He prayed to Almighty Allah to rest the departed soul in eternal peace and grant courage and fortitude to members of the bereaved family to bear this irreparable loss.