Markets were steady to slightly higher overnight and in good volume. One development then continued to pressure corn today as wheat tried to mount a brief rally. General Comments Markets were steady to slightly higher overnight, which is how they have started every night session this week, and in good volume. However, Chicago wheat is down more than 20 cents for the week with soybeans a nickel lower and corn down 14 cents. The weather outlook for the Corn Belt has improved with a drier forecast. This should allow good planting progress in some areas and might ease some of the fears of a late planting season.Options against the May futures contracts expired today.U.S. financial markets were mixed. Crude oil was lower and dropped below $50...