Officials are still investigating how the child contracted the virus. In other developments, the USDA today confirmed the first outbreak in Puerto Rico's poultry.
Also, Maryland reported a preliminary positive in a broiler flock, its first at a commercial farm since 2023.
This is the 19th human H5N1 case identified in Cambodia since early 2023.
In other developments, the USDA confirmed a few more H5N1 avian flu detections in dairy cattle and poultry.
H5N5 viruses continue to expand their geographic and species range, with spillovers to domestic birds reported in a few European countries.
Testing has now scaled up to 28 states, covering at least 65% of the nation's production.
Louisiana officials confirm that a patient previously hospitalized with a severe H5N1 avian flu infection has died.
The largest portion is earmarked for regional, state, and local preparedness. Meanwhile, the virus struck more flocks in 2 states and is suspected in a die-off in Pennsylvania snow geese.
Meanwhile, several states report more poultry outbreaks, Ohio issues a wild-bird alert, and the FDA announces a plan to test raw milk cheese.
Though the reports yield timely, useful clues, experts note important lessons, lingering questions, and concerns about preparedness.