Four children and their mother were killed when an old unexploded bomb went off in northern Jordan on Monday, according to Jordanian police. "A hand grenade exploded in Al-Mafraq province which led to the death of four children and their mother," police spokesman, Amer al-Sartawi, said. He pointed out that specialized teams have opened an investigation into the accident, without giving further details. UNCHR Jordan, for its part, issued a ...