Mike Howlett of Top Third Ag Marketing says profit-taking overnight lowered prices: corn down 8, beans down 11½, wheat down 12. Old-crop corn sales have been rolled to new crop. Low trade volume is expected with the holiday coming Monday. Lots of potential in the bean market. Ethanol production is down 2%. Opening today expected lower: corn lower 8-10, beans lower 11-13 and wheat lower 12-15.