By The Nation
The attack happened at 6.05am at the post of 33rd Ranger Regiment's Company 3311 in Ban Bacho village in Tambon Bacho of Bannang Sata district.
Rangers exchanged gunfire with the insurgents briefly before they fled.
Cpl Thoranin Insuan and Pvt Witthaya Sriraksa were injured by shrapnel from the grenades. They were sent to the Bannang Sata Hospital.