General Comments In the absence of much in the way of fresh news, overnight trading was mixed and light in volume with wheat still struggling against last week's highs, while corn and soybeans lacked much of a pattern. Paris wheat futures were higher and Dalian grain and soy futures were lower, although the price changes were slight. The day session was equally limited in terms of new inputs. However, wheat's repeated failure to break through topside resistance since last week persuaded inter-market spreaders who had bought wheat against corn to unwind their spreads. Holders of soybean/corn spreads took the hint and also unwound their spreads  The result put buying into the corn market and selling into wheat and soybeans. This hel...