In the meantime, former IGP Chowdhury Abdullah Al Mamun has admitted responsibility for the murder during July upsurge.

He also wants to become main witness of the case.

Earlier, the trial of former Prime Minister Sheikh Hasina, former Home Minister Asaduzzaman Khan Kamal and former IGP Chowdhury Abdullah Al Mamun on five charges of July massacre began at the tribunal.

During July uprisig Sheikh Hasina has ordered the use of lethal weapons on unarmed protesters.

At the same time, she incited the administration and his political party associates to resist and tortured the protesters.

The tribunal has ordered that this can be considered a crime against humanity.

Five charges against humanity, including murder, conspiracy, and incitement, have been brought in this case.