From The Telegraph
Already, the 1981 would-be assassin of Pope John Paul II, Mehmet Ali Agca — back in prison after being briefly released this year — has warned the pontiff that someone will try to kill him. The country's bestselling novel, Plot Against the Pope, shows Benedict on the cover, targeted by a bearded sniper in front of a burning cross.
At the beginning of this month, a man was arrested outside the Italian consulate in Istanbul for firing a gun to protest against the Pope
Ali Bardakoglu, the head of Turkey's state-run religious affairs directorate, told fanatics that the Pope must "experience that Islam is a religion of peace"