At least five people were injured when a van carrying supporters of the ruling UPFA was attacked by a group of supporters of another candidate of the same party in the Kandurugasara area of Embilipitiya.
The incident took place on Monday evening when the van was on its way after attending a rally in the area.
The injured are now receiving treatment at the Embilipitiya Base Hospital while the van which was stoned and attacked with poles had been severely damaged.