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7 Breakthrough COVID Cases Have Hit the Yankees-What Does This Term Mean?
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New York Yankees COVID-19 outbreak impacts chances of making playoffs - Sports Illustrated NY Yankees News, Analysis and More
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Yankees Breakthrough COVID Infections Likely Due to Variants, No Masks
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Why reports of COVID-19 infections after 2 vaccine doses aren't cause for alarm
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COVID-19 infections are exceedingly rare after full vaccination: CDC - ABC News
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Yankees say 8 vaccinated team members tested positive for COVID - CBS News
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COVID after vaccine: Serious illness is rare with breakthrough cases
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Chris Sale's revelation that he's not vaccinated against COVID-19 highlights a quandary for the Red Sox - The Boston Globe
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N.Y. vaccine mandate set to cover Yankees, Mets players, for now
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How concerned should we be about breakthrough coronavirus infections?
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Why reports of COVID-19 infections after 2 vaccine doses aren't cause for alarm
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Rare 'breakthrough' COVID cases are causing alarm, confusion