Swine Disease Reporting System (SDRS) Report 59, Published January 3rd, 2022. In this episode, we shared aggregate data from participating veterinary diagnostic laboratories (VDLs) in the United States of America until December 2022. In today`s episode, we invited Dr. Clayton Johnson (Carthage Veterinary Services) for an important discussion about the missing puzzle in PRRSV control, PRRSV Lineage 1C variant strain scenario, Lineage 1C RFLP 1-2-4 emergence, and PEDV elimination programs.