Hundreds of journalists are to protest In London later today over the jailing in Egypt of colleagues from Al Jazeera which has provoked outrage around the world.
Staff from the BBC and other news organisations will hold a one minute silent protest outside New Broadcasting House in London at 9.41am-the time of yesterday's sentencing.
Australian-born Peter Greste, Canadian-Egyptian Mohammed Fahmy, and Egyptian producer Baher Mohammed were each sentenced to seven years in prison over alleged terrorism charges.
The imprisonment of the journalists on charges relating to terrorism provoked Foreign Secretary William Hague to summon the Egyptian ambassador in London for a meeting yesterday.
A bomb in Cairo has wounded at least three people near an election event in support of Egyptian presidential candidate Sisi al-Ahram, state-run newspaper Al-Ahram said.
A man reportedly threw a home-made device in the direction of Sisi's supporters. Sisi was not present at the rally.
The Foreign Office has updated its travel advice in light of recent bombings in Egypt surrounding the third anniversary of the 2011 uprising:
25 January is the 3rd anniversary of the 2011 revolution. A number of groups have called for demonstrations to mark the anniversary.
Protests and disruption to travel around the country are likely in the days before and after 25 January.
You are strongly advised to stay inside during this period in Cairo.
Across the country you are also advised to take particular care in the vicinity of government buildings, and to avoid all demonstrations and large gatherings.
A fourth explosion has gone off in the Egyptian capital, killing one person, the Associated Press reports.
BREAKING: Egypt state TV says 4th explosion has gone off near movie theater in capital, 1 dead.
Protesters supporting the Egyptian army have taken to the streets of Cairo after the capital's police and state security buildings were targeted in three separate bombings, which killed at least five people and injured dozens.
A third explosion has been reported outside a police station in Cairo, hours after a car bomb killed at least four people and a second explosion in the Egyptian capital killed a police officer.
There were no immediate reports of casualties from the third blast, which was heard in the Talbeya neighbourhood in the suburb of Giza.
An early morning suicide car bombing that killed at least four people in the Egyptian capital Cairo has been followed by another deadly blast in the city.
At least one person has been killed in the second blast, state television reported.
Security sources said around 50 people were wounded in the earlier blast, which targeted the Cairo Security Directorate, a headquarters for police and state security. The dead included three policemen.
No claim has yet been made for the bombings, which form one of the most high-profile attacks on the state in months, and comes a day before the third anniversary of the uprising that toppled former president Hosni Mubarak.
The Egyptian interior ministry said at least three people have died and dozens more are injured after a car bomb exploded outside police headquarters in Cairo.
The vehicle was attempting to enter the security compound, the ministry added.
The AFP news agency said the Cairo explosion was caused by a car bomb.
A blast that shook central Cairo on Friday morning took place near police headquarters, state television reported.
Reuters witnesses heard gunfire after the explosion. State television quoted witnesses as saying gunmen opened fire on buildings after the blast. Smoke was rising over the city centre.
Daily Telegraph journalist Magdy Samaan tweeted this picture:
Radio Sawa correspondent Zaid Benjamin shared this image: