General Comments Markets started the evening session firm but what little strength there was gradually eroded to small losses and little action throughout the night. Corn and wheat lost more ground after the opening at 8:30 and selling accelerated after 9:30 in corn. It was Friday after a couple of huge trading days and there was a good round of profit-taking in corn and wheat. Soybeans resisted the urge to break and traded both sides for much of the session. USDA announced another 284,000 MT of soybean sales to China plus 126,000 MT to unknown.Weather will be hot and dry across the western and northern Corn Belt with little rain in sight over the next six-10 days. This will definitely add to crop stress across western Iowa, Minnesota...