One soldier was killed and another wounded after they stepped on a bomb believed to have been planted by insurgents on Thursday in Yala's Than Tho district.
Private Kriengkrai Promfai, 22, lost his life and Private Siam sae Lao was badly injured while they were patrolling a road in tambon Banlae.
Police believe the bomb was hidden inside a metal box, the debris of which was found on the site.