Orthodox clerics perform a liturgy next to the casket of late Serbian patriarch Irinej during his funeral service at Belgrade's cathedral, on November 21, 2020. - Patriarch Irinej, the head of the Serbian Orthodox Church, died of coronavirus on November 20, 2020, three weeks after his unofficial second-in-command also succumbed to Covid-19, the church said. (Photo by OLIVER BUNIC / AFP)