KYIV: A Ukrainian drone strike caused a fire at a logistics hub belonging to Russian e-commerce group Ozon in southern Russia, the company and a regional official said on Wednesday. It was the second time that Ozon’s facility in the town of Adygeysk had been targeted — part of a wider campaign in which Ukraine has hit dozens of huge warehouses operated by the company and its rival Wildberries since July in order to disrupt Russia’s economy and war effort. Russia has mounted similar attacks o