A military helicopter crashed in the reservoir of the Golesti Dam in the Arges county, south Romania on Tuesday. The Puma helicopter, with three people on board, belonged to the Defense Ministry. It crashed at 1.10 p.m. local time during a military mission.

The crew were believed to have died as rescue operations were halted at night fall.

Early data show that the accident might not have been caused by weather conditions. Search operations will continue on Wednesday, it was announced.