USDA's sales totals in today's weekly export sales report did nothing to attract buying in the soy complex, although the market did climb back and trade just slightly higher several times. General Comments Markets all traded in the red overnight and remained more solidly there today, led by moderate losses in soybeans. Argentina's Cordoba saw a general inch of rain overnight, and the extended forecast looks better with less heat and more chances for precipitation. Temperatures in Argentina were again in excess of 100°F the past few days.USDA announced several export sales this morning that included a total of 370,000 MT of corn and 126,000 MT of 2014-15 soybeans to China. The weekly export sales numbers in this morning's report for corn a...