CBOT markets started on a firm note with corn leading the way after yesterday afternoon’s surprising decline in corn conditions ratings. The ratings decline sparked short covering and unwinding of a historically large short corn/long soybean spread position. Wheat futures opened higher but quickly fell to significant losses as technical support broke down. WPI maintains the view that it will be difficult for the CBOT to hold rallies unless a major weather issue develops somewhere in the world. The current forecast does not suggest such a weather event will occur in the U.S.  The monthly Advanced Retail Sales report from the U.S. Census Bureau was a bullish spark for macro and commodity markets Tuesday. May total retail sales wer...