We hesitate to belabor the series of reports from USDA last week. Yet we cannot stay away from them because of the changes forced upon the prevailing conventional fundamental analyses for U.S. grains and the soy complex. In a nutshell, last week's reports from USDA tore up and threw out most prevailing supply and demand analyses, including some of USDA's own analyses. And effectively, they challenged the markets to acknowledge the new realities and do something about them.It was the U.S. corn outlook that suffered the biggest jolt when 1 December corn stocks were revealed to be about 200 million bushels lower than expected. This forced the surprising conclusion that the amount of corn used/consumed during the first quarter of the 2012/13...