DAMAULI: Drivers of two ambulances were injured when the vehicles collided with each other at Gunadi of Jamune VDC-4 in Tanahun district on Saturday. According to the Tanahun District Police Office, the ambulance (Ga 1 Cha 8036) of the Ratnahari Hospital collided with the parked vehicle (Ga 1 Cha 6500), belonging to the National Apollo Hospital, from behind. The latter had stopped after it suffered a brake failure. Both the vehicles have been damaged after the incident.