A boy uses a weapon loaded with blank cartridges as he attends the International Military-Technical Forum “Army-2021” held at Patriot Park in Kubinka, outside Moscow, Russia, 28 August 2021. The 7th International Military-Technical Forum “Army-2021” is held from 23 to 29 August 2021 at Patriot Expo, Kubinka Air Base and Alabino military training grounds. (Photo by Maxim Shipenkov/EPA/EFE)
