Most grain and soy contracts held onto gains until the latter stages of the day session when buying interest slackened and hedge selling began to take over. The result was that after trading higher for most of the session, soybean and corn prices faded and closed with small losses. General Comments Shades of days gone by! Grain and soy prices opened the overnight session in mixed fashion, but buying interest soon appeared. That pushed prices higher, more or less following the pattern of yesterday's gains. Overnight trading volume was relatively heavy. Higher prices and heavy volume carried on as the day session opened, spurred on by the USDA/FAS announcement of sales of 419,000 MT of soybeans to China and 113,000 MT to unknown. This is th...