Robins Brothers - _________________________________________________________

Adaptive Biotechnologies Chad Robins and his older brother Harlan Robins, are pictured in their company's swank newly expanded headquarters in the Eastlake neighborhood of Seattle, Wash

Adaptive Biotechnologies chief executive officer Chad Robins explains where research samples are stored in a special on-site freezer at his company's newly expanded headquarters in the Eastlake neighborhood of Seattle, Wash. on Nov. 21, 2016.

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