World is put on high alert over the Omicron coronavirus variant – CNN November 26, 2021 by quixnet World is put on high alert over the Omicron coronavirus variantCNN What we know about the Omicron variantCNN South African Scientists Brace for Wave Propelled by OmicronNBC Chicago Explainer: How worried should we be about the Omicron variant?Reuters The Omicron Variant PanicThe Wall Street Journal