Ronit Lupu, an archeologist from the Israel Antiquities Authority (IAA), holds a stone mask at the Rockefeller Museum in Jerusalem, on Nov. 28, 2018. A rare pre-historic stone mask, dating back to the Pre-Pottery Neolithic B (PPNB) period 9,000 years ago, was discovered in the southern West Bank, the Israel Antiquities Authority said Wednesday. (Xinhua/JINI)