By CARLA K. JOHNSON
AP Medical Writer
BRUSSELS (AP) – Brazil and Japan have joined a rapidly expanding group of countries to report omicron variant infections, while new findings suggest the mutant coronavirus is already present in Europe. Europe nearly a week before South Africa sounded the alarm. It highlights the difficulty of containing the virus in the age of jet travel and economic globalization. And it left the world once again wobbling between hopes of a return to normal and fear that the worst was yet to come.
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