Claim: The FDA has approved the first flu vaccine developed with mRNA technology, manufactured by Moderna, expected to be available for people 50 and older.
Verdict: Correct (95% confidence)
Explanation: According to CIDRAP, the FDA has approved the first mRNA flu vaccine, manufactured by Moderna, for people aged 50 to 64, with accelerated approval for those over 65. PBS confirms that Moderna's mRNA-based flu vaccine, mFlusiva, received full approval for use in people ages 50 to 64. NPR also reports that the FDA approved Moderna's mRNA-based vaccine for people 50 and older. These sources directly confirm the claim's core propositions, leading to a correct verdict.