sentences:  The next day, he met with Abu Iyad, the PLO’s second in command, at Walid Khalidi’s house.The Palestinian leadership had also understood the potential threat to Lebanese — Palestinian relations this incident portended.Abu Iyad asked Sabbagh to convince the Maronite patriarch, Antonius Butrus Khraysh, to condemn the killing publicly in order to preempt a further deterioration of the situation.