As his 3-year-old son Tzvi looks on, Rabbi Mordechai Chalk leads a service for his congregation via a teleconference app from his home in London on Friday, June 19, 2020, just before sunset. Taking services online-only has been particularly challenging for the Orthodox Jewish community, members of which are proscribed from using electronics on Shabbat, their day of rest. (AP Photo/Elizabeth Dalziel)