The United States will seek to expand cooperation with Beijing when Secretary of State Antony Blinken visits China next year, a senior State Department official said in a recent interview, calling the trip the "next step" in advancing talks toward stabilizing ties between the major powers.Returning from last week's trip to China, Japan and South Korea, Daniel Kritenbrink, the top U.S. diplomat for East Asia, also described the trilateral cooperation involving Tokyo and Seoul as reaching an "unprecedented level," and warned North Korea that further missile tests will be met with a resolute r…READ FULL ARTICLE