When archaeology student Zachi Zweig started to sift through the mountains of dirt that had been dumped into the Kidron Valley by Muslim authorities in charge of the unsupervised excavation of a new entrance to an underground mosque on the Temple Mount, he was detained by the police. He did not have a permit to look through the dumped dirt, said the Israel Antiquities Authority (IAA). Undeterred, Zweig enlisted the help of his former teacher, veteran Jerusalem archaeologist Gabriel Barkay. Whether they would find anything significant in this dump was uncertain. But for many, this was holy soil. […]