Summary of new polioviruses this week, cases and positive environmental isolates:**
- Afghanistan: seven wild poliovirus type 1 (WPV1)-positive environmental samples
- Pakistan: three WPV1-positive environmental samples
- Chad: one cVDPV2 case
- Côte d'Ivoire: one cVDPV2 case and one positive environmental sample
- DR Congo: four cVDPV1 cases and one cVDPV2 case
- Mozambique: one cVDPV1 case
- Nigeria: six cVDPV2 cases
- South Sudan: one cVDPV2 case
- Zimbabwe: six cVDPV2-positive environmental samples
