Thirteen people, including one Iowan, have been sickened in a nine-state E. coli outbreak linked to Pizza Ranch, a chain based in Orange City. The Shiga toxin-producing E. coli, or 0157, was identified in 13 people from Dec. 4 through Feb. 9. Eight people were hospitalized, including two children, one in Kansas and one in Nebraska, who developed kidney failure because of the bacterial infection, said Brittany Behm, spokeswoman for the U.S.