It was another day that found it tough to explain why we had the major shifts in nearly every market. After opening slightly higher following the long Easter weekend, markets traded higher throughout the night session before that trend was reversed at this morning's opening. General Comments Markets opened slightly higher following the long Easter weekend and traded higher throughout the night session, led by 3-5 cent gains in wheat. That trend was reversed at this morning's opening with wheat leading corn, and soybean markets lower through today's session.Crude oil was very strong, posting $2.50+ gains. The U.S. dollar was lower early but slightly higher by noon. U.S. financial markets were sharply lower at the opening this morning. Howe...