The H1N1 virus has been found in a commercial swine herd in Indiana.U.S. Department of Agriculture says this is the first such discovery in the country in a commercial herd.The Indiana Board of Animal Health would not disclose where the facility was, or how many people and pigs became ill.But they said four samples came back positive for the virus.The USDA says the pigs as well as their caretakers have fully recovered.Ag experts say the virus does not reside in the animal's muscle tissue, so it cannot be contracted if it's eaten.