New videos appear to show a fire raging in northern Crimea, after reports of explosions around a military airfield overnight. Footage widely circulated on social media by Russian and Ukrainian sources early on Wednesday show bright flashes of light and explosions, with sirens wailing in the background. A local Telegram channel reported "several loud explosions," starting just before 4 a.m. local time, before a fire broke out. Roads around the air base are blocked, the channel later reported. Dzhankoy is a major military hub, home to one of Russia's largest airfields in Crimea. It is a key location for supplying...