According to the US intelligence, three Palestinian terrorists, as well as another suicide bomber from ISIS, were involved in the explosion on board of the A321 aircraft in the Sinai Peninsula.

The Turkish Ministry of Internal Affairs has sent warning of imminent terrorist attacks in 81 provinces.

Haber Turk Edition also published the names of alleged terrorists: Muhammad Mumtaz, Ayman Nofal Ahmed Abdullah and Abbas Rafet. They came to Turkey using falsified identities.

There are no organized groups of Russian tourists in Turkey at the moment, their removal was completed last week. In late November, after the Turkish Air Force shot down a Russian Su-24 bomber, the Foreign Ministry has recommended Russians to refrain from traveling to Turkey due to the high threat of terrorism. December 9 Russian Prime Minister Dmitry Medvedev said that Turkey may become re-opened for tourists, provided that there will be enough level of safety.