Rabbi Gershon Edelstein, head of the Ponovitz Yeshiva, lights candles on the second night of the Jewish holiday of Hanukkah, on December 25, 2016. Hanukkah, also known as the Festival of Lights, is an eight-day Jewish holiday commemorating the rededication of the Holy Temple. The festival is observed by the kindling of the lights of a 'hanuckia'- a nine-branched candelabrum, with one additional light being lit on each night of the holiday. Photo by Yaakov Naumi/Flash90

Rabbi Poversky, head of the Ponovitz Yeshiva, lights candles on the second night of the Jewish holiday of Hanukkah, on December 25, 2016. Hanukkah, also known as the Festival of Lights, is an eight-day Jewish holiday commemorating the rededication of the Holy Temple. The festival is observed by the kindling of the lights of a 'hanuckia'- a nine-branched candelabrum, with one additional light being lit on each night of the holiday. Photo by Yaakov Naumi/Flash90

Rabbi Poversky, head of the Ponovitz Yeshiva, lights candles on the second night of the Jewish holiday of Hanukkah, on December 25, 2016. Hanukkah, also known as the Festival of Lights, is an eight-day Jewish holiday commemorating the rededication of the Holy Temple. The festival is observed by the kindling of the lights of a 'hanuckia'- a nine-branched candelabrum, with one additional light being lit on each night of the holiday. Photo by Yaakov Naumi/Flash90

Rabbi Poversky, head of the Ponovitz Yeshiva, lights candles on the second night of the Jewish holiday of Hanukkah, on December 25, 2016. Hanukkah, also known as the Festival of Lights, is an eight-day Jewish holiday commemorating the rededication of the Holy Temple. The festival is observed by the kindling of the lights of a 'hanuckia'- a nine-branched candelabrum, with one additional light being lit on each night of the holiday. Photo by Yaakov Naumi/Flash90