Wheat turned positive, corn tried to get back to unchanged and soybeans cut their losses significantly by mid-morning. All of the markets remain oversold technically, but there also just isn't much to spark a short covering rally that has any lasting power. General Comments Wheat, corn and soybean markets were slightly weaker in general overnight on light volume with little fresh news. Another series of export sales announcements for soybeans, meal and corn didn't seem to change the tone of the markets. However, wheat did turn positive, corn tried to get back to unchanged and soybeans cut their losses significantly by mid-morning. All of the markets remain oversold technically, but there also just isn't much to spark a short covering rall...