U.S. officials addressed mounting tensions with China Sunday after Secretary of State Antony Blinken met with China’s top diplomat, Wang Yi, to discuss China’s high-altitude surveillance balloon and the nation’s stance on sending “lethal aid” to Russia…The U.S. military shot down a high-altitude Chinese balloon on Feb. 4, and Blinken told Wang that it was an “unacceptable violation of U.S. sovereignty and international law,” a State Department spokesperson said in a statement Saturday. Blinken also warned of the “implications and consequences” if China provides material support to Russia, according to the statement.