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The World Health Organization is warning about the new coronavirus variant first found in South Africa.
Contingency
The WHO says the overall international risk related to the Omicron variant is very high. US President Joe Biden said experts are prepared to develop contingency plans to make changes to COVID vaccines, if needed.
A contingency plan is a plan to use if a first plan becomes unusable. A contingency is an event or situation that may arise in the future.
*This article has been edited and reprinted from VOA Learning English with permission from Voice of America (VOA) for use in English language materials.
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