Today's soybean export sales announcement didn’t change the market’s weaker start. Meanwhile, Minneapolis wheat futures came under more selling pressure after yesterday’s late collapse. General Comments Markets were lower in quiet overnight trade. Volume was light, and that pattern continued throughout today’s session. Selling was centered on soybeans and Minneapolis wheat futures. Meanwhile, corn and the other two wheat markets found light buying.USDA announced another soybean sale of 132,000 MT to China this morning, which didn’t help today’s soybean trade.Some light rain was moving across the northern Plains today, but coverage was spotty. Weather in South America is still an early issue with the northern half of Brazil hot and dry as...