Weather forecasts for the Corn Belt and northern plains look warm and dry and we are on the eve of record U.S. corn and soybean harvests. The only question remaining is just how big will these crops be? General Comments Overnight markets were quiet and mixed. Markets turned decidedly lower once the day session started led by moderate losses in soybeans and corn. Trading volume was on a par with yesterday, and that was relatively light. Weekly export sales were below expectations for wheat, in the middle of the range for corn and higher than expected for soybeans. In addition, the USDA did announce that another 110,000 MT of soybeans were sold to China.Weather forecasts for the Corn Belt and northern plains look warm and dry and we are on...