An air ambulance helicopter crashed on Friday in Iran's central province of Fars, killing everyone on board, Iranian media reported.
State TV said the helicopter was taking a patient from a remote area to the city of Shiraz when it crashed. The patient, four medics and two crew were killed, the broadcaster said.
The semi-official Fars news agency said nine people were killed, including five injured in a car accident, it quoted police official Mohammad Hossein Hamidi as saying.
The official IRNA news agency put the death toll at 10.
A local official told state TV the cause of the crash was under investigation. Iran's official news agency IRNA said the area had experienced storms and heavy rainfall in recent days.