The FDA has approved the first seasonal mRNA flu vaccine for older adults. It's an important milestone toward using mRNA to develop new treatments for everything from genetic disorders to cancer. https://theconversation.com/first-mrna-flu-shot-approved-by-fda-bodes-well-for-improving-drugs-of-the-future-though-a-few-hurdles-remain-before-mrna-can-move-beyond-vaccines-289277