FILE - This Thursday, Feb. 25, 2021, photo shows a sign over a Wendy's restaurant in Des Moines, Iowa. Wendy’s has announced, Friday, Aug. 19, 2022, it’s pulling lettuce from sandwiches in stores in Michigan, Ohio and Pennsylvania after people eating sandwiches there reported falling ill. The Centers for Disease Control and Prevention is investigating the source of the illness. (AP Photo/Charlie Neibergall, File)