Anti-US protests sparked by a film which was made in the United States and which mocks the Prophet Muhammad continued in Cairo on Friday.
After clashes at the US embassy in Cairo earlier in the week, President Barrack Obama described the US-Egyptian relationship as a work in progress, and said he sees Egypt neither as an ally nor an enemy.
Under ousted autocratic President, Hosni Mubarak, the United States was a close ally of the country and gives assistance including over one billion dollars of military aid each year.
Violent Anti-American protests started across the Middle-East and North Africa following the release of the anti-Islamic film.
On Tuesday the storming of the US consulate in Benghazi, Libya, resulted in the death of the US ambassador.