140807121300-01-israel-gaza-0807-horizontal-galleryA senior Hamas official said on Tuesday that his group was locked in “difficult” talks in Egyptian-mediated efforts in Cairo to forge a lasting cease-fire in Gaza with Israel. “We are facing difficult negotiations. The first truce passed without notable achievements. This is the second and final cease-fire,” Palestinian news agency Ma’an quoted Mousa Abu Marzouk as saying in light of the three-day halt in fighting that started Sunday. More