Gap Fill - Omicron - Level 6

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Scientists are analyzing Omicron to assess the it might pose. They have detected 50 genetic changes in the that affects the spikes surrounding the of the virus. Current vaccines focus on these spikes. Any changes in the DNA of the spikes could make the virus more , more transmissible and possibly more against vaccines. Scientists say it could take a few weeks to determine how our vaccines are against Omicron. The White House's chief medical has warned that: "When you have a virus that is showing this degree of , and you're already having travel-related cases...it almost invariably is going to go all over [the world]."

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