Health workers monitor mpox patients at the Nyiragongo general reference hospital at Nyiragongo, Democratic Republic of Congo. The health minister, Samuel- Roger Kamba, said the country had re- corded 15 664 potential cases and 548 deaths since the beginning of the year. Surveillance efforts against mpox are being ramped up globally, as trials for a new treatment showed disappoint- ing results against the variant driving the current outbreak.