Wheat Extends Gains

Wheat futures are trading up over 3.5 percent Friday morning. September Chicago Wheat is trading at 558 1/4, up 20 1/2 cents and December Chicago Wheat is trading at 567, up 18 1/2 cents. September Kansas City Wheat is trading at 560, up 16 1/2 cents and December Kansas City Wheat is trading at 579, up 16 3/4 cents.