Toys, flowers and candles lay at a makeshift memorial in front of the Russian Embassy in Helsinki, Finland, on March 24, 2024. Russia observes a national day of mourning on Sunday after a massacre in the Crocus City Hall in Krasnogorsk outside Moscow on Friday killed more than 130 people. LEHTIKUVA / JUSSI NUKARI - FINLAND OUT. NO THIRD PARTY SALES.