The story

A one-word blog post from a cell phone helped to free an American student from an Egyptian jail, but it took the signatures and support of thousands of activists to get his translator out.

When detained in April, graduate student James Karl Buck turned to his cell phone and typed the message, "Arrested," alerting all his friends on the microblog service Twitter site.

Upon his release shortly afterward, the first thing Buck did was send another message, "Free." Read full article »

CNN's Housam Ahmed in Cairo, Egypt, and Tracy Doueiry contributed to this report.

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