The Turkish intelligence services received information that Kurdistan Workers’ Party (PKK) is training suicide bombers and plans to kill Turkish high ranking officials to foil the September 12 constitutional referendum.

According to Takvim website, the Turkish intelligence agencies reported that those responsible for PKK in Europe hired three Serbian snipers to kill several Turkish high ranking officials.

The Turkish police has tightened control over all the border checkpoints and is thoroughly examining all the Serbian citizens arriving in Turkey.