Also, Colorado scientists emphasize vaccination as they detail an 11-case measles outbreak last spring tied to a contagious international traveler.
The Utah Department of Health & Human Services has documented 21 new measles cases in the past week, for a total of 237 in this outbreak.
Mexico has reported 987 confirmed cases of measles so far this month.
The South Carolina outbreak increased by 89 cases in the past 4 days.
So far 5 hospital workers in Bengal state, India, have been infected with Nipah virus.
The spike in cases comes as some federal officials downplay measles and the importance of vaccination.
Arizona has seen 12 cases so far in 2026.
The South Carolina outbreak is now the largest in the country and will likely surpass the 762-case West Texas outbreak that began 1 year ago today.
Low coverage was seen in West Texas, southern New Mexico, northern Arizona, parts of Mississippi, and the rural Southeast.
Also, Utah has 25 new cases, raising the state total to 201.
