A police officer searches a supporter of Egypt's military after he passed through a metal detector at...
A police officer searches a supporter of Egypt's military after he passed through a metal detector at an entrance to Tahrir square as people gathered to celebrate the anniversary of an attack on Israeli forces during the 1973 war, in Cairo October 6, 2013. REUTERS/Mohamed Abd El Ghany (EGYPT - Tags: POLITICS CIVIL UNREST)