On May 13, 1981 he had a close encounter with Mehmet Ali Agca in Rome; he would later visit Agca in prison
According to Aca's later 
testimony, he met with three accomplices in Rome, one a fellow Turk and two... [DOC] [TLE] May 13, 1981 : Pope John Paul II shot - History (history.com) [PAR] The assailant, 23-year-old escaped Turkish murderer Mehmet Ali Agca, fired ...