"The bus carrying the military at 13:40 local time came under fire from a terrorist group that arrived from the at-Tanf region, as a result three soldiers were killed and 10 wounded," RIA Novosti quoted a military source as saying.
It is noted that the incident took place in the area of the city of Shola.
Earlier it was reported that terrorists carried out 18 attacks in the Idlib de-escalation zone in Syria.