Off of the Reuters wire: WASHINGTON (Reuters) - Already feeling the pinch from soaring wheat and flour prices, U.S. bakers are now beginning to experience some supply shortages. Rye flour stocks have been depleted in the United States, and by June or July there will be no more U.S. rye flour to purchase, said Lee Sanders, senior vice president for government relations and public affairs at the American Bakers Association. (snip) For bakers, rye grain is not the only supply stock that is...