U.K. PM Sunak makes surprise trip to Kyiv, boosts defence aid

British Prime Minister Rishi Sunak promised 125 anti-aircraft guns and other air-defence technology as he made an unannounced visit Saturday -- his first -- to Ukraine's snow-blanketed capital for talks with Ukrainian President Volodymyr Zelenskyy. The air-defence package, which Britain valued at 50 million pounds (US$60 million), comes as Russia has been pounding Ukraine's power grid and other key infrastructure from the air, causing widespread blackouts for millions of Ukrainians amid frigid w