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How the Zika Virus Spreads

Originally aired on 2/01/2016

The Zika virus has spread aggressively from South to North America in the last six months. Find out what you should know from ABC News’ Chief Health and Medical Editor Dr. Richard Besser, who reports directly from Rio de Janeiro.

Guests: Dr. Richard Besser , Dr. Ian Lipkin , Erin Brockovich , Dr. Mina Kim , Jenna Wolfe