Reminder: An Asteroid Buzzes By On Friday (But NASA Says Don't Worry)

By Mark Memmott

Published February 14, 2013 at 1:36 PM EST

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Mark Memmott

Mark Memmott is NPR's supervising senior editor for Standards & Practices. In that role, he's a resource for NPR's journalists – helping them raise the right questions as they do their work and uphold the organization's standards.

See stories by Mark Memmott