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National News

RESTRICTED -- Crossing From Asia, the First Americans Rushed Into the Unknown

A photo provided by André Strauss shows the excavation of a skeleton approximately 9,600 years old in a rock shelter in Brazil. New DNA analyses show the earliest known Americans split into distinct groups after they crossed a land bridge from Asia. (André Strauss via The New York Times) -- NO SALES; FOR EDITORIAL USE ONLY WITH NYT STORY ANCIENT GENOME BY CARL ZIMMER FOR NOV. 8, 2018. ALL OTHER USE PROHIBITED. --