Outbreak of multidrug-resistant Salmonellainfections in people linked to pig ear pet treats, United States, 2015–2019: results of a multistate investigation

International distribution of contaminated foods can be a source of Salmonellainfections in people and can contribute to the spread of antimicrobial-resistant bacteria across countries. We report an investigation led by the United States Centers for Disease Control and Prevention, the Food and Drug Administration (FDA), and state governmental officials into a multistate outbreak of salmonellosis linked to pig ear pet treats.