Smoke hangs over Tahrir Square in the city centre after earlier fires at government buildings close-by. In the surrounding streets around the cabinet office, running battles between protesters and troops and police have continued through the day. Demonstrators were beaten with batons, and the tents where they've been staying were set on fire. They responded by throwing stones. Television crews were also caught up in the clashes. Soldiers are reported to have thrown equipment belonging to al-Jazeera television from a balcony overlooking Tahrir Square.
Naval vessels with search lights are searching for survivors in an area of the southern Philippines where devastating overnight floods killed more than 400 people. An army spokesman said whole villages have been swept out to sea. Here's Viv Marsh.
A military spokesman said an entire army division of about 10,000 soldiers was involved in rescue work around the port of Cagayan de Oro.
It's there and in Iligan - further along the coast - that most of the casualties have been reported so far. Many people were sleeping when floodwaters triggered by tropical storm Washi smashed into their homes. One survivor said the water reached the roof. Helicopters and boats have been searching the coast for people swept away. The Philippine Red Cross said it was preparing emergency supplies for thousands of people.
World News from the BBC
The British government has told Uruguay it's worried about a decision to ban ships flying the flag of the Falkland Islands - the British territory in the South Atlantic. This report from Vanessa Buschschluter.