Elizabeth Vargas

I worked in three local news markets and in every single one of them, they said: 'You're a lousy anchor. We would love to renew your contract and have you be our lead reporter here, but we're not going to have you anchor.'

In 1967, the world health community launched a global effort to eradicate smallpox. It took a coordinated, worldwide effort, required the commitment of every government, and cost $130 million dollars. By 1977, smallpox had disappeared.