 | In 2014, the world avoided a horrific global outbreak of Ebola, thanks to thousands of selfless health workers — plus, frankly, thanks to some very good luck. In hindsight, we know what we... | From: TED Views: 1  0 ratings |
| Time: 08:37 | More in Science & Technology |
from Uploads by TED http://www.youtube.com/watch?v=6Af6b_wyiwI&feature=youtube_gdata
