Reason behind Junu's death still unknown

The reason behind the death of Syed Wahidul Alam Junu, a prosecution witness in a war crimes case against BNP lawmaker Salauddin Quader Chowdhury, is still unknown as the post mortem report is yet to be submitted.
Junu was declared dead at Chittagong Medical College Hospital on Friday night after a veiled woman left him there following his disappearance since Thursday night.
He had testified against Salauddin before the International War Crimes Tribunal on February 12.
Junu's family members alleged he was murdered for giving the testimony.