NY Times: On the screen of a thermal imaging camera, the Russian armored personnel carrier disappeared in a silent puff of smoke. “What a beautiful explosion,” said 1st Lt. Serhiy, a Ukrainian drone pilot who watched as his weapon buzzed into a Russian-controlled village and picked off the armored vehicle, a blast that was audible seconds later at his position about 4 miles away. “We used to cheer, we used to shout, ‘Hurray!’ but we’re used to it now,” he said. The war in Ukraine has been fought primarily through the air, with artillery, rockets, missiles and drones. And for months, Russia had the upper hand, able to lob munitions at Ukrainian cities, towns and military targets from positions well beyond the reach of Ukrainian weapons. But in recent months, the tide has turned along the front lines in southern Ukraine. With powerful Western weapons and deadly homemade drones, Ukraine now has artillery superiority in the area, commanders and military analysts say. Ukraine now has a...