Midday with Muller: Measles outbreak in Brooklyn; FDNY member dies in Afghanistan

This thin-section transmission electron micrograph (TEM) revealed the ultrastructural appearance of a single virus particle, or virion, of measles virus.

RIGHT NOW: New York City declared a public health emergency over a measles outbreak. Plus, a 15-year veteran of the FDNY was tragically among three killed by a roadside bomb in Afghanistan. John Muller has the news you need to know

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