The column of Russian military vehicles that bore down on Kyiv in the early days of the war was brought to a smoldering halt because a 15-year-old boy was helping to aim Ukrainian artillery. Ukrainian teenager Andrii Pokrasa flew his drone over the Russian forces, relaying photos and coordinates to artillery units, effectively saving the capital city in late February, Canadian outlet Global News reported. “He’s a real hero, a hero of Ukraine,” Yurii Kasjanov, a commander with Ukraine’s unmanned recon unit, told the outlet. “He was the only one who was experienced with drones in that region.” Pokrasa said...