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Story summary
- U.S. health experts urge immediate flu vaccination as an early season spreads across the West.
- Dr. Alex Greninger says a newly spotted flu variant with an immune-evasion mutation likely fuels the surge.
- Centers for Disease Control and Prevention recommends flu vaccination for those six months and older by end of October.
- Secretary Robert F. Kennedy Jr. is reported a vaccine skeptic, yet older adults have an mRNA flu shot option.
