A woman mourns at a makeshift memorial, in front of the Crocus City Hall, a day after a gun attack in Krasnogorsk, outside Moscow, on March 23, 2024. – Russia on March 23, 2024 said it had arrested 11 people – including four gunmen – over the attack on a Moscow concert hall claimed by the Islamic State, as the death toll rose to 115. (Photo by Olga MALTSEVA / AFP)