The surging U.S. dollar steamrolled over just about everything else that might have affected grain and soy futures prices today and put the blocks to nearly every other commodity with values priced in that currency. General Comments The surging U.S. dollar steamrolled over just about everything else that might have affected grain and soy futures prices today. In this regard, grain and soy markets were not alone. The strong U.S. dollar put the blocks to nearly every other commodity with values priced in that currency. Included were copper, precious metals and energy products. NYMEX crude oil fell $1.60 to near $58.00.The U.S. dollar's continued rally was sparked by comments from Fed Chairperson Janet Yellen that she expected the Fed would...