Some villagers in Aghanistan killed a man, suspected to have set off a bomb which killed 18 people who were on their way to a wedding Sunday, officals said.
The governor of Ghazni province, Musa Khan Akbarzadah, said locals in Ander district stoned the man to death.
His body was then riddled with bullets, BBC reported Monday.
The villagers claimed the man had admitted responsibility for Sunday's attack and planted a second bomb.
The suspected bomber was found by the villagers hiding near his home in Ander, a poor and deeply traditional Pashtun area in the east of the province, the provincial governor added.
The Taliban denied any involvement.