They're a weapon synonymous with Russia's war in Ukraine, and here the sky is full of them: Drones. Tiny, kamikaze killing machines are zipping through the air in front of me. But I'm not on the battlefield. I'm on a football pitch. And instead of being used to hunt targets, the drones are being raced. Image: Drone racing is one of the main events at the Russian sports festival in Samara I've come to a Russian sports festival in Samara. Drone racing is one of the main events. It's being held