They came up with the demand after a court in the district yesterday recorded the final depositions of the witnesses in presence of 35 accused.
Selina Islam Beauty, wife of deceased panel mayor Nazrul Islam, told the Dhaka Tribune that after filing the case he family members were always under threat.
“I had to face difficulty for running the case,” she also said.
“I want death penalty of the accused,” she added.
Bijoy Kumar Pal, daughter-in-law of deceased, Chandan Kumar Sarkar demanded exemplary punishment of the criminals.
Nupur Begum, wife of deceased driver Jahangir, demanded justice to the state.
Rafique Mian, brother of deceased Liton, said: “We have lost our relatives, we want death sentence of the accused.”