You may have noticed when grilling steaks or hot dogs this summer that they cost more than they did last year. According to the U.S. Department of Agriculture, pork and beef prices more than 11 percent since last summer.
Supply and demand determine price, and the pork supply comes from places like Riley Lewis' hog farm near Forest City, Iowa.
Here 1,000 acres of corn surround the barns, and a grain silo from 1948 is dwarfed by modern storage bins. When Lewis enters the barn, pigs trot over to greet him. Last December, a nasty, new pig virus sickened animals here. Even worse, , or PEDv, swept through nursery barns on farms where Lewis buys his piglets.
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