Mark Memmott Mark Memmott is NPR's supervising senior editor for Standards & Practices.

The armed individuals occupying part of the Malheur National Wildlife Refuge in Oregon include Ryan Bundy. On Thursday, he had a gun and a tape measure on his side. Bundy is the son of Cliven Bundy, whose 2014 armed standoff with the federal Bureau of Land Management in in Nevada drew national attention. Anadolu Agency/Getty Images hide caption

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Anadolu Agency/Getty Images