Shares in travel and aviation businesses, including the British Airways owner, IAG, easyJet and the aero engine maker Rolls-Royce, plummeted on Friday over fears that a new coronavirus variant described as potentially the worst so far identified could lead to a new wave of global pandemic restrictions.
The emergence of the new variant, which was identified on Tuesday and is feared to be more transmissible and poses a threat to current vaccines, prompted the government to put six southern African
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