Chinese foreign minister Qin Gang said the summit's “top priority” was to stabilize relations in order to “avoid a downward spiral, and prevent accidents between China and the United States.” File Photo by Stephen Shaver/UPI | License Photo May 8 (UPI) -- The U.S. ambassador to China met with China's foreign minister Monday in the first high-level sit-down between Washington and Beijing since the U.S. military shot down a suspected Chinese spy balloon in February. American ambassador Nicholas Burns wrote on Twitter that the he and Chinese foreign minister Qin Gang "discussed challenges in the U.S.-China relationship and the necessity...