Eight lives changed by Twitter

Published On: Mar 21 2013 02:22:14 PM CDT   Updated On: Dec 26 2013 01:43:23 PM CST

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.

Twitter turns seven - Pope Francis
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Twitter sometimes reveals the lowbrow side of celebrity culture, but also brings fans closer to their favorite actors, musicians, writers, athletes and public figures than was ever possible before.

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