GRAINS-Soybeans sink nearly 4 pct; corn hits 2-1/2 year low
U.S. soybean futures tumbled on Tuesday as cash basis bids weakened in key locations in the U.S. Midwest and farmers sold some of their scarce old-crop supplies. Corn futures also came under pressure, with the new-crop contract falling to its lowest level in more than 2-1/2 years as forecasts for […]