An Egyptian policewoman checks the veil of a visitor at the entrance of Tahrir Square, the epicenter of the 2011 uprising, in Cairo, Egypt, Saturday, Jan. 25, 2014. An Egyptian masked policeman guards Cairo's state security chief, Osama al-Saghir, third right, as he visits Tahrir Square, the epicenter of the 2011 uprising, in Cairo, Egypt, Saturday, Jan. 25, 2014.(AP Photo/Amr Nabil)