Markets were mixed overnight with corn and wheat slightly lower and soybeans slightly higher. That trend continued today, but the losses in one market accelerated a bit as light buying near the close in another brought small gains. General Comments Markets were mixed overnight with corn and wheat slightly lower and soybeans slightly higher. That trend continued today, but the losses in wheat accelerated a bit. Trading volume was above average in the May contracts, and that’s where it is as of this writing. The weekly USDA export sales reports, delayed a day because of the 20 February holiday, showed smaller-than-expected sales of wheat, soybeans and corn. There were no daily sales reported.USDA released its first guess of 2017/18 U.S. cor...