Wheat still struggles to find any consistent buying as the funds keep adding to their record short positions. General Comments Markets were lower in the overnight session on very light volume and very little news. The soybean and soymeal markets, however, did not remain docile once the day session opened and old crop soybeans exploded to 17-18 cent gains with meal up more than $7 by mid-morning. That strength brought a much more muted response in the corn and wheat markets that could only post minor gains.Trading volume in corn and soybeans today was very light, but wheat volume seemed to be more normal.U.S. equity markets were strong today. The Dow and the S&P set all-time highs again today. Crude oil was steady and the U.S. dollar i...