Italian President Sergio Mattarella (C) lays a wreath to Holocaust victims at the Yad Vashem Holocaust Memorial Museum in Jerusalem, Oct. 30, 2016. (Xinhua/Guo Yu)
Italian President Sergio Mattarella (C) lays a wreath to Holocaust victims at the Yad Vashem Holocaust Memorial Museum in Jerusalem, Oct. 30, 2016. (Xinhua/Guo Yu)