Egyptians chant anti-police slogans at the entrance of Mohammed Mahmoud street near Tahrir Square, Cairo, Egypt, Tuesday, Nov. 19, 2013. Egypt's revolutionary groups are marking Tuesday the second anniversary of some of the fiercest confrontations between Egyptian protesters and security forces in Mohammed Mahmoud street where scores had been killed. Rallies are also expected later in the day amid fears of more unrest and violence. Photo: Nameer Galal/NurPhoto (Photo by NurPhoto/Corbis via Getty Images)