Al Masum is the eldest of five children of Motahar Hossain and Razia Begum of Dohorpara village, Kotalipara Thana of Gopalgonj district. He was a soldier of the 24 Battalion of BDR. His family alleged that he was arrested in March 2009 and subsequently tortured due to the incident of BDR mutiny at Pilkhana, Dhaka. At present, Al Mamun is in the Dhaka Central Jail.
The fact-finding mission took place on 19 October 2011.
fact-finding-torture-Al Masum-2009-eng (full text in English, PDF)
fact-finding-torture-Al Masum-2009-ben (full text in Bangla, PDF)