From NPR news, in Washington, I am Barbara Klein.Israel says that it's investigating charges by Gaza officials that Israeli fire hit a UN-run school that civilians were using as a shelter.At least 15 people were killed including women, children and UN staff.Israel says rocket launched by Hamas landed in the area and could be responsible.UN Secretary General Ban Ki-moon says regardless of whose shells hit the facility, it's unacceptable.I am angry about what these is doing, what they are doing.I appreciate all their persons. They have their own problems and root causes.Secretary of State John Kerry is in Cairo, pushing for a temporary cease-fire.Kerry says he wants a short term deal to pave the way for a more sustainable solution to Gaza.In Iraq, Sunni extremists with a so-called Islamic state blew up the tomb of the Prophet Jonah in the northern city of Mosul today.From Erbil, NPR's Leila Fadel reportsresidents of the cities and across Iraq are enraged.That's the sound of this historic site revered by Muslims and Christians being blown up in Mosul.The video was posted online.The man filming yells no, no, no, Prophet Jonah, this is gone. God, these scoundrels.The destruction is drawing criticisms from Sunni alliesand may cause deep rifts in the uneasy alliances