Checkpoints enforce curfew and empty streets in Cairo At sundown in Cairo, Egyptian army checkpoints begin enforcing a dusk-to-dawn curfew across the country stopping drivers on the road and inspecting their vehicles. An eerie silence replaces the usual cacophony of car horns and music blaring from sidewalk cafes and Nile party boats. A blanket of quiet descends, silencing a city that never sleeps, with residents forced to stay at home. Images