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Sean Penn joins protests in Egypt's Tahrir Square

Mohammed Hossam / AFP - Getty Images

American actor and activist Sean Penn, right, walks with Egyptian actor Khaled al-Nabawi.center, as they join Egyptian protesters in Cairo's Tahrir Square on September 30, 2011.

Mohammed Hossam / AFP - Getty Images

An Egyptian protester wrapped with his national flag shouts slogans in Cairo's Tahrir Square on September 30, 2011.

Mohammed Hossam / AFP - Getty Images

Egyptian protesters begin to gather in Cairo's Tahrir Square on September 30, 2011 during a mass rally to reclaim the revolution amid anger over the military rulers' handling of the transition.

Political protests in Egypt continue as citizens are increasingly unhappy with the pace of reforms. Some are threatening to boycott the November elections. Sean Penn was invited to show that Egypt is still a safe place for tourists, despite the unrest.

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