PHNOM PENH, Cambodia (AP) — Police say a hand grenade thrown at a wedding reception party in Cambodia has killed at least nine people and wounded 28.

Chuo Sam An, deputy police chief of Kampong Thom province, said Sunday that an unidentified man threw the grenade as people were dancing at the reception.

Sam An said the incident happened on Saturday night in the remote village of Choam in the northern part of the province.

Police say they do not know who is behind the attack, although they suspect there may have been a love triangle.

The officer said the bride among the wounded, with a slight injury to a leg.