By Scott Kieff (March 23, 2018, 3:39 PM EDT) -- Hardly a moment passes these days without another shot being fired in the many high-profile fights between the U.S. and China over trade, intellectual property and antitrust. Over the past week or so, the president has put in place higher tariffs on steel in the name of protecting U.S. producers and workers and announced tariffs and other measures will be coming in response to a range of intellectual property issues. He's signaled more action is one the way. In addition, the U.S. International Trade Commission just rejected an antitrust case initially brought by United States Steel Corp. against China almost two years ago under the prior presidential administration. The administrative law judge had ruled the same way at the trial level before the end of 2016 and the case came to a head in a daylong appellate oral argument before the commission last spring. In what may have been a testament to high controversy, the ITC's March 19, 2018, decision was unusual in taking almost a year for commission resolution. A similarly controversial antitrust case involving Vitamin C from China is scheduled for oral argument in the U.S. Supreme Court next month....