The CBOT posted a mixed day in light volume trade with preparations for the August WASDE that will come out this Friday driving much of the market action. Corn and the soy complex finished mostly higher while wheat was mixed as traders seem cautious against becoming overly short the market. Traders pared back bearish bets as the stress that crops endured this July could result in more bullish yield estimates from USDA than currently expected. Funds were cautious net buyers for the day and are still believed to be net long the major ag commodities except CBOT wheat. U.S. stocks were sharply lower in early trade Tuesday after Moody’s downgraded the credit ratings on 10 smaller U.S. banks, parcel carrier UPS posted a dimmer financial ou...