Si la vacunación contra la COVID-19 no avanza en los países pobres, frenar las variantes será más difícil en el mundo
By BY LYNSEY CHUTEL AND MARC SANTORA from NYT en Español
Mars rock found in Niger sells for millions in New York - now the country wants answers
The West African country investigates how a space rock found there was put up for sale in New York. from BBC News https://ift.tt/gVkA5X4 via
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