General Comments Grain and oilseed markets started lower Sunday evening. The selling snowballed as the night wore on with another major leg down happening when the open outcry session started to trade. There was no clear reason for the massive sell-off, but these were some of the market comments:

Friday's markets did not close well in response to the QE3 announcement. China's markets were weak. Corn and soybean harvests are underway almost everywhere in the U.S. Funds have been holding record-long positions in soybeans. Basis levels are weak.

The outside markets were not much of a factor through most of the commodity trading session. Crude oil and the dollar were steady. Financial markets were firm early but turned slightl...