Ukraine has doubled down on demands for U.S.-made Patriot air defense systems, pressing for vital, sophisticated assets to shield its cities at a moment of deepening concern over the future of military aid destined for Ukraine. "Give us the damn Patriots," Kyiv's foreign minister, Dmytro Kuleba, told Politico in an interview published on Monday. Ukraine is thought to have a handful of Patriot batteries, considered the gold-standard of air defenses. The exact number and locations are not known, but Ukraine is believed to have batteries stationed around major cities, like Kyiv, as well as close to the front lines. According...