Authorities are considering three versions of the causes of the explosion in the port of Beirut, said Lebanese President Michel Aoun. According to him, among them: negligence, accident, and the impact of external forces, including a missile attack or a bomb explosion, the TV channel “al Arabiya”.”We do not yet know the exact cause. There is a possibility that it was outside interference by a missile or bomb attack,” said Mr Aung. He also said that he asked the President of France Emmanuel Makron, who visited Lebanon, to provide satellite pictures taken the day of the explosion to determine the cause.Lebanese TV station LBCI reported that the case has already arrested 19 people. Earlier it was reported about 16 detainees.We will remind, the President of the United States Donald trump said in the Lebanese capital exploded “some kind of bomb.” Later he said that it is still unknown what happened on 4 August in Beirut. The Secretary of defense mark Esper called the incident “an accident”.The explosion at the warehouse in the port of Beirut took place on 4 August. Killed more than 150 people, about 5 thousand injured. The authorities called cause of the explosion in the port of Beirut improper storage 2750 tons of ammonium nitrate. She was in the port in 2014.About the consequences of the explosion — in the material “Kommersant” “Nitrate time bomb”.