LKS 20220315 Servicemen attend a memorial service for Oleh Yaschyshyn, Sergiy Melnyk, Rostyslav Romanchuk and Kyrylo Vyshyvany, Ukrainian servicemen killed during Russia's invasion of Ukraine, at the Saints Peter and Paul Garrison Church in the western Ukrainian city of Lviv on March 15, 2022. LEHTIKUVA / AFP Yuriy Dyachyshyn