At least two people on board a rescue helicopter are missing as it crashed in a lake near capital Tehran on Tuesday, said the head of Rescue Organization of Iran's Red Crescent Society.

Six others, who were also on board the helicopter, were rescued and dispatched to the hospital, Morteza Salimi was quoted as saying by state IRINN TV.

The report did not specify the number of people on board the aircraft.

The helicopter was crashed in the Shohadai-e-Khalij Fars lake in Chitghar district of Tehran at 11:40 a.m. local time (0810 GMT) on Tuesday.

source: Xinhua