Chaos as Egyptian police fire teargas to control demonstrators in mass protests in Cairo and Suez following Friday prayers. This Guardian video tells the story of how events unfolded and escalated today.

Locals pray in the street in front of The l-Istiqama Mosque watched by riot police in Giza on January 28, 2011 in Cairo, Egypt Photograph: Peter Macdiarmid/Getty Images

Internet in Egypt, as far as we can tell, has now been disabled for a full 24 hours. Arbor Networks, which has been monitoring traffic in and out of the country over 80 service providers, has released an updated graphic: