Ukraine live briefing: Kyiv celebrates as it claims to have downed Putin’s ‘invincible’ hypersonic missile

Ukraine’s air force claims to have successfully shot down one of Russia’s most sophisticated conventional weapons using an U.S.-made Patriot air defense missile, potentially proving that the Kinzhal, or “dagger,” hypersonic missile that travels five times faster than the speed of sound is not invincible, as President Vladimir Putin has reportedly asserted. The apparent defense milestone over the skies of Kyiv last week comes as officials worry that their long planned counteroffensive may not live up to expectations. Here’s the latest on the war and its ripple effects across the...