There was heavy volume exiting soybeans, which dragged down the broader market today. The lack of a specific Chinese buying commitment for soybeans undermined speculators who had placed bets on state-directed trade. But even the Chinese do not totally ignore market fundamentals. They may still buy U.S. soybeans, but why pay a double premium? One being a fundamental-based higher price for U.S. soybeans over those from Brazil, and a second because speculators have sent a crop that is flush with supply to a record long position, up 14 percent from year-ago price levels. Speculators bet on politics and they lost—bring on the crocodile tears. If President Xi told President Trump that they’d wait for the soybean speculative bubble to...