Tens of thousands of Egyptians converged on Cairo's Tahrir Square on Jan. 25, 2012, to mark the one-year anniversary of the uprising that ousted President Hosni Mubarak. Military leaders have since taken control of the country while it transitions toward a democracy, and Mubarak is on trial charged with ordering the killings of protesters.
Demonstrators wear masks depicting slain Coptic Christian activist Mina Daniel as they march in the Cairo suburb of Shobra, on their way to join a rally in Tahrir Square. Daniel was among two dozen killed this past October when security forces attacked Coptic Christian demonstrators. (Jan. 25, 2012)