RAMALLAH, Palestine/ISTANBUL The Palestinian presidency expressed its deep regret and disbelief over the veto by the US on Thursday of a UN Security Council draft resolution calling for a ceasefire in Gaza. “We express our regret and astonishment that the US administration once again blocked a ceasefire resolution, despite the agreement of all Security Council members on the draft,” presidential spokesperson Nabil Abu Rudeineh said in a statement. He noted that 14 council members voted in favor