YALA: Eight defence volunteers were injured when a bomb exploded while they were dealing with burning tyres obstructing a highway in Muang district of this southern border province.
The incident happened on Highway 410 (Yala-Betong) about 1am on Friday.
The patrol was checking on tyres that had been set alight on the highway where tambon Budee and tambon Bannang Sareng adjoin in Muang district.
A bomb concealed at the scene exploded, wounding eight volunteers. One of them received serious injuries.
Tyres were earlier set alight on the same highway near Ban Palor Bata, tambon Taling Chan in Bannang Sata district, about 8.55pm on Thursday. There was no bomb explosion there.