A medical worker looks at a computer tomography examination of patients suspected of having coronavirus at the hospital in Ulan-Ude, the regional capital of Buryatia, a region near the Russia-Mongolia border, Russia, Friday, Nov. 20, 2020. Russia's health care system has been under severe strain in recent weeks, as a resurgence of the coronavirus pandemic has swept the country. (AP Photo/Anna Ogorodnik)