A bomb went off yesterday afternoon in Narathiwat's Chanae district, wounding a member of a seven-man teacher protection unit, police said.
The blast occurred on a village road in tambon Chang Phuek as the teacher escort unit attached to the 46th Ranger Regiment was returning to its base.
Volunteer ranger Adithep La-ongsri was wounded by the blast which almost blew his left leg off. He was rushed to Chanae Hospital and later transferred to Narathiwat Ratchanakharin Hospital.
Sgt Preecha Pikhiri, the unit leader, said he and his men were on foot when the bomb went off. They had just escorted a group of teachers home.
The bomb weighed between 10-15kg and was detonated by remote control, according to a bomb disposal team member,.
The explosion left a hole 20-cm deep and 30-cm wide and also damaged the wall of a nearby house.