Baripada: A 35-year-old tribal man allegedly hacked his mother to death, suspecting her of performing witchcraft in Odisha’s Mayurbhanj district, police said Thursday. The incident took place at Kolarafulia village under Betnoti Police Station Thursday. Police said that the elderly woman died on the spot, and a case of murder was registered at Betnoti police station. Betnoti police station inspector in charge, Sasmita Mohanto, said that Tapan killed his mother after suspecting her of performing witchcraft on his wife, who often falls sick. The body was sent to PRM Medical College and Hospital, Baripada, for postmortem, police said.