Yesterday’s price pressure and commensurate rise in open interest suggested a fair number of new short positions were initiated. Today, however, positive news on U.S.-China trade talks sparked a modest rally in soybeans, wheat, and corn that likely saw many of those new short positions erased. The U.S. Trade Representative’s office said today that China had pledged to buy “a substantial amount” of ag and energy products from the U.S. That was (obviously) construed as bullish for ag markets, and traders responded accordingly.  Wall Street is slightly higher with the S&P 500 and Dow Jones 30 indexes in the green for the day. The latest minutes from the Federal Reserve show central bankers are not eager to rai...