US CDC investigating nearly 70 cruise ships hit by Covid-19 cases
The CDC said Covid-19 cases on 68 ships had met its threshold for an investigation

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The US Centers for Disease Control and Prevention said on Monday it was investigating nearly 70 cruise ships after reports of Covid-19 cases on board, as the Omicron variant upended holiday travel over the Christmas weekend.
The CDC said Covid-19 cases on 68 ships had met its threshold for an investigation.