ISDEI Instituto de Seguridad, Defensa y Estudios Internacionales

Egypt's Prime Minister Sherif Ismail looks at the remains of a Russian airliner after it crashed in central Sinai near El Arish city, north Egypt, October 31, 2015. © Reuters While the investigation into the causes of the Russian passenger jet crash over the Sinai Peninsula continues, civil aviation and security experts agree that theories that the plane was downed by a militant group can be ruled out, despite terrorists making such claims. All 224 people on board the Kolavia airline’s flight from resort area Sharm El-Sheikh to Russia’s St. Petersburg died after the aircraft crashed in Egypt's Sinai Peninsula on Saturday. Experts are still decoding the flight recorders, and the Russian Air Transport Agency has said that there is no point in hypothesizing about the cause of the crash until there is reliable data on the circumstances. While Islamic State jihadist group allegedly claimed responsibility for the attack, saying it downed the Airbus A321 as retaliation for Russia’s