At the market close, December corn was up 4½¢ at $4.26¼ per bushel. "After a shaky open, corn, soybeans, and wheat were all in positive territory by mid-session." December KC wheat increased 9¼¢ at $5.11½ per bushel. "Corn, soybeans, and wheat remain in the red [Tuesday] morning as buying interest remains minimal." As of 9:26 a.m. CT, the S&P 500 Index was up 4.76 points, and the Dow Jones Industrial Average increased 315.75 points.