US says China will face ‘real costs’ if it provides lethal aid to Russia for war in Ukraine

US national security adviser Jake Sullivan on Sunday vowed there would be “real costs” for China if the country went forward with providing lethal aid to Russia in its war on Ukraine.“From our perspective, actually, this war presents real complications for Beijing. And Beijing will have to make its own decisions about how it proceeds, whether it provides military assistance. But, if it goes down