Eight lives changed by Twitter

POSTED: 2:22 PM Mar 21 2013   UPDATED: 1:43 PM Dec 26 2013

An offensive tweet about AIDS in Africa created a firestorm over the weekend and ultimately cost public relations executive Justine Sacco her job. Check out eight lives changed by the popular microblogging site.

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An offensive tweet about AIDS in Africa created a firestorm over the weekend and ultimately cost public relations executive Justine Sacco her job. Check out how Twitter's reach has expanded and eight lives changed by the popular microblogging site.

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