Sourcing: single source, treat as unconfirmed until corroborated.
OtherBRIEF
US measles cases climb above 5,000 for first time since 1991
Reuters reported on Fri Nov 6, 1:33 PM CT, unconfirmed by other outlets so far: US measles cases climb above 5,000 for first time since 1991.
What happened
Reported from Reuters. Site-only brief: it was not posted on X.
