(CNN) Rescuers have reached the crash site of the helicopter carrying President Ebrahim Raisi, Irans semi-official Tasnim news agency.The agency did not say the condition of those who were on board the helicopter.At least 73 rescue teams are in the area of the helicopter crash near the village of Tavil in Irans East Azerbaijan province, according to Pir-Hossein Kolivand, head of the Iranian Red Crescent, Tasnim reported.Kolivand said the the situation is not good, according to Iranian state news IRNA.Red Crescent search and rescue teams have reached the crash site of the helicopter carrying the president, the Iranian Red Crescent says in a statement.Source: CNN--Agencies