CHICAGO (AP) – Grain futures were lower Wednesday in early trading on the Chicago Board of Trade. Wheat for Sep. lost 57.75 cents at $7.7175 a bushel; Sep. corn fell 6.25 cents at $5.89 a bushel; Sep. oats dropped 4 cents at $4.2525 a bushel; while Aug. soybeans was off 21.50 cents at 15.5850 a bushel. Beef and pork higher on the Chicago Mercantile Exchange. Aug. live cattle was up 1.30 cents at $1.3792 a pound; Aug. feeder cattle gained 2.22 cents at $1.7867 a pound; Aug. lean hogs rose .63 cent at $1.2080 a pound.