The Palestinian foreign ministry on Monday urged Israel to be held to account for the killings of Palestinian children in a letter to United Nations leaders. The letter was sent to UN Secretary-General António Guterres and his representative for children and armed conflict, the official Palestinian news agency Wafa reported. The message said Israel has “wilfully killed” more than 44 Palestinian children so far this year, including Mahmoud Samoudi, 12, who passed away on Monday after Israeli troops shot him almost two weeks ago in the occupied West Bank. “Israel deliberately targets Palestinian…