Srilanka, May 9 -- At least six security forces personnel were killed when a Sri Lanka Air Force Bell 212 helicopter, operated by the No. 7 Squadron, crashed into the Maduru Oya Reservoir during a training exercise this morning.

The incident occurred during a training operation held in conjunction with the passing-out ceremony at the Special Forces Training School in Maduru Oya.

According to initial reports, 12 personnel were on board the helicopter at the time, including two Air Force pilots and members of the Sri Lanka Air Force and Army Special Forces (SF).

The SLAF said that all personnel aboard the helicopter were rescued and admitted to hospital and six of them died after being admitted to the Polonnaruwa Hospital.

Two Sri Lank...