
** FILE ** Egyptian Muslims shout Islamic slogans during a rally in Tahrir Square in Cairo, Egypt, Friday, Nov. 9, 2012.

** FILE ** Egyptian Muslims shout Islamic slogans during a rally in Tahrir Square in Cairo, Egypt, Friday, Nov. 9, 2012.

An Egyptian woman chants slogans in Tahrir Square in Cairo on Friday, Jan. 25, 2013, two years after the uprising that ousted President Hosni Mubarak. (AP Photo/Maya Alleruzzo)

An Egyptian woman chants slogans in Tahrir Square in Cairo on Friday, Jan. 25, 2013, two years after the uprising that ousted President Hosni Mubarak. (AP Photo/Maya Alleruzzo)

An Egyptian protester throws stones at riot police, not seen, during clashes near Tahrir Square in Cairo, Egypt, Wednesday, Jan. 30, 2013. (AP Photo/Khalil Hamra)

An Egyptian protester throws stones at riot police, not seen, during clashes near Tahrir Square in Cairo, Egypt, Wednesday, Jan. 30, 2013. (AP Photo/Khalil Hamra)

An Egyptian protester throws stones at riot police, not seen, during clashes near Tahrir Square in Cairo, Egypt, Wednesday, Jan. 30, 2013. (AP Photo/Khalil Hamra)

Egyptian protesters clash with riot police, not seen, near Tahrir Square, Cairo, Egypt, Tuesday, Jan. 29, 2013. Intense fighting for days around central Tahrir Square engulfed two landmark hotels and forced the U.S. Embassy to suspend public services on Tuesday. (AP Photo/Khalil Hamra)

Egyptian protesters clash with riot police, not seen, near Tahrir Square, Cairo, Egypt, Tuesday, Jan. 29, 2013. Intense fighting for days around central Tahrir Square engulfed two landmark hotels and forced the U.S. Embassy to suspend public services on Tuesday. (AP Photo/Khalil Hamra)