Clashes in Tunisia

Tunisian protesters pull away barbed wire to let through the protesters on the other side of the police barricade near government offices in the Kasbah, the old city of Tunis, January 27, 2011. REUTERS/Zohra Bensemra

A protester from Tunisia's marginalised rural heartlands chants slogans during a demonstration outside the Prime Minister's office in Tunis, January 27, 2011. REUTERS/Zohra Bensemra

A riot police officer shields himself from tear gas during clashes near government offices in the Casbah, the old city of Tunis, January 26, 2011. REUTERS/Zohra Bensemra

Protesters help an injured man during a clashes near government offices in the Casbah, the old city of Tunis, January 26, 2011. REUTERS/Zohra Bensemra

A Tunisian protester beckons protesters on the other side of the police barricade to join him, near government offices in the Kasbah, the old city of Tunis, January 27, 2011. REUTERS/Zohra Bensemra

Protesters lift up a metal barricade to hurl against a police station during clashes near government offices in the Casbah, the old city of Tunis, January 26, 2011. REUTERS/Zohra Bensemra

A protester throws stones towards riot police during clashes near government offices in the Casbah, the old city of Tunis, January 26, 2011. REUTERS/Zohra Bensemra

An injured protester sits during clashes with police near government offices in the Casbah, the old city of Tunis, January 26, 2011. REUTERS/Zohra Bensemra

A riot police fires tear a gas canister towards protesters during clashes near government offices in the Casbah, the old city of Tunis, January 26, 2011. REUTERS/Zohra Bensemra

Protesters from Tunisia's poor rural heartlands chant slogan outside the prime minister's office in Tunis January 25, 2011. REUTERS/Zohra Bensemra

Butchers transport the heads of slaughtered cows to a market in central Tunis January 25,2011. REUTERS/Zohra Bensemra

Protesters from Tunisia's marginalised rural heartlands chant slogans as they prepare to spend their second night outside the Prime Minister's office in Tunis January 24, 2011. REUTERS/Zohra Bensemra

The chief of staff of the land army, General Rachid Ammar (C) talks to protesters from Tunisia's poor rural heartlands, outside the Prime Minister's office in Tunis January 24, 2011. REUTERS/Zoubeir Souissi

A woman walks near graffiti during a demonstration by protesters from Tunisia's marginalised rural heartlands outside the Prime Minister's office in Tunis January 24, 2011. The graffiti reads, "I love freedom". REUTERS/Zohra Bensemra

A protester from Tunisia's poor marginalised heartlands plays a guitar as he prepares to spend his second night outside the Prime Minister's office in Tunis January 24, 2011. REUTERS/Zohra Bensemra

Tunisian President Zine El-Abidine Ben Ali (2nd L) visits Mohamed Al Bouazzizi (R), the protester who set himself alight during a demonstration against unemployment, at a hospital in Ben Arous near Tunis, December 28, 2010. Bouazizi, a vegetable...more

Protesters from Tunisia's poor rural heartlands chant slogans during a demonstration by the Prime Minister's office in Tunis January 23, 2011. REUTERS/Zohra Bensemra

The family members of Madjedi Mafsri Al -Hamami, who was shot during the uprising that deposed ex-president Zine al-Abidine Ben Ali, hold photographs of him during a demonstration by the Prime Minister's office in Tunis January 23, 2011....more

Protesters from Tunisia's poor rural heartlands lie down after undertaking a marathon cross-country trip of some 200 miles (300 km) on foot from Sidi Bouzid province during a demonstration outside the Prime Minister's office in Tunis on January 23,...more

Youths mourn during a candle light vigil for the dozens of people killed during the overthrow of president Zine al-Abidine Ben Ali, in downtown Tunis, January 22, 2011. REUTERS/ Finbarr O'Reilly

Army soldiers stand guard behind a wire fence cordon outside the interior minister's office during a protest by policemen in Tunis, January 22, 2011. REUTERS/Zohra Bensemra

Tunisian flags fly at half mast in front of a municipal building during the second day of national mourning as storm clouds gather above downtown Tunis, January 22, 2011. REUTERS/Finbarr O'Reilly

Tunisian prisoners freed from the Borj Lamary jail near Tunis gesture from a bus January 20, 2011. Tunisia's government promised this week to free 1,800 political prisoners. REUTERS/Zohra Bensemra

A Tunisian protester reacts after they pulled off the RCD sign in front of the headquarters of the Constitutional Democratic Rally (RCD) party of ousted president Zine al-Abidine Ben Ali during a demonstration in downtown Tunis January 20, 2011. ...more

A man ducks for cover and a soldier shouts as shots are fired in the air in front of the headquarters of the Constitutional Democratic Rally (RCD) party of ousted president Zine al-Abidine Ben Ali during a demonstration in downtown Tunis, January 20,...more

A protester gestures in front of the headquarters of the Constitutional Democratic Rally (RCD) party of ousted president Zine al-Abidine Ben Ali during a demonstration in downtown Tunis, January 20, 2011. REUTERS/Finbarr O'Reilly

Protesters gesture in front of the headquarters of the Constitutional Democratic Rally (RCD) party of ousted president Zine al-Abidine Ben Ali during a demonstration in downtown Tunis, January 20, 2011. REUTERS/Finbarr O'Reilly

A riot policeman runs after demonstrator after breaking up a demonstration in downtown Tunis January 18, 2011. REUTERS/Zohra Bensemra

A protester shields his face from teargas after police broke up a demonstration in downtown Tunis January 18, 2011. REUTERS/Zohra Bensemra

Riot policemen detain demonstrators after they broke up a demonstration in downtown Tunis January 18, 2011. REUTERS/Zohra Bensemra

Tunisia's Prime Minister Mohamed Ghannouchi walks before a news conference at his office in Tunis January 17, 2011. REUTERS/Zoubeir Souissi

A demonstrator reacts as security forces use water canons to disperse protesters in downtown Tunis January 17, 2011. REUTERS/Zoubeir Souissi

A policeman (R) escorts a protester (C) affected by tear gas after police broke up a demonstration in downtown Tunis January 17, 2011. REUTERS/Zohra Bensemra

A Tunisian soldier screams as he tries to calm down rioters during clashes with the police in downtown Tunis, Tunisia, January 14, 2011. REUTERS/Zohra Bensemra

Rioters burn a policeman's hat during clashes with the police in downtown Tunis, Tunisia, January 14, 2011. REUTERS/Zohra Bensemra

A Tunisian soldier and rioters look at a rioter who lost consciousness after tear gas was released during clashes with the police in downtown Tunis, Tunisia, January 14, 2011. REUTERS/Zohra Bensemra

Women run during clashes with riot police in downtown Tunis, Tunisia, January 14, 2011. REUTERS/Zohra Bensemra

A woman walks past wreckage strewn near a bank which was damaged during recent clashes with police, on the main square in Sidi Bouzid near the capital Tunis January 13, 2011. REUTERS/Stringer

Tunisian soldiers and riot police are seen in Cite Ettadhamen near the capital Tunis January 12, 2011. REUTERS/Stringer