JUST-IN:Iran's President Ebrahim Raisi killed in helicopter crash.
Iran's President Ebrahim Raisi has been killed in a helicopter crash, state media confirm.
However,Foreign Minister Hossein Amir-Abdollahian was also killed in Sunday's crash, along with several others.
Earlier rescuers who reached the crash site in north-western Iran said there was "no sign of life" there.
The helicopter - one of three travelling in a convoy crashed after it got into difficulties in heavy fog in the north of the country.
Raisi was heading to the city of Tabriz, in the north west of Iran, after returning from an Iran-Azerbaijan border area, according to local media.
The incident sparked a massive search operation that was hampered by bad weather conditions.
The names of some of those killed in the helicopter crash besides Iran's President Ebrahim Raisi and Foreign Minister Hossein Amir-Abdollahian have now been released.
The IRNA state news agency says that also on board were Ayatollah Mohammad Ali Al-e Hashem, the imam for Friday prayers in the city of Tabriz, and General Malek Rahmati, the governor of the Iranian province of East Azerbaijan.
The commander of the president's protection unit, Sardar Seyed Mehdi Mousavi, was also killed, as were a number of bodyguards and helicopter crew who have not yet been named.