By Abigail O’Leary & Abigail O’Leary A terrifying 50ft hidden tunnel discovered under a synagogue led to ten arrests as police stormed the building. It comes after the shocking discovery of a massive tunnel from the Union Mikvah, in Brooklyn, New York, with footage showing a small hole in the wall leading to a dark tunnel dug from the synagogue’s basement. The tunnel, described as “amateurish”, extends all the way to ‘770’ – the address of the Chabad-Lubavitch Hasidic movement’s World Headquarters in Brooklyn, New York. The huge tunnel has been compared to those used by Hamas in the Gaza Strip…