People demonstrate in Tunis in March to mark the 40th day of mourning after the death of Chokri Belaid, a vocal critic of Tunisia's Islamist-led government. <a href="index.php?page=&url=http%3A%2F%2Fwww.cnn.com%2F2013%2F02%2F06%2Fworld%2Fmeast%2Ftunisia-opposition-leader-killed">Belaid, 48, was gunned down</a> outside his home in a Tunis suburb in February. His assassination set off a wave of political instability in Tunisia, which had been widely hailed as the poster child of the Arab Spring.
Tunisians rally behind slain leader's widow —
People demonstrate in Tunis in March to mark the 40th day of mourning after the death of Chokri Belaid, a vocal critic of Tunisia's Islamist-led government. Belaid, 48, was gunned down outside his home in a Tunis suburb in February. His assassination set off a wave of political instability in Tunisia, which had been widely hailed as the poster child of the Arab Spring.
FETHI BELAID/AFP/Getty Images
Belaid's widow, Basma Khalfaoui, flashes the sign for victory as Tunisians gather at the tomb of her late husband in Tunis in March. Few Tunisians had probably heard of Khalfaoui before her husband's death, but she has attained rock star status since then.
Tunisians rally behind slain leader's widow —
Belaid's widow, Basma Khalfaoui, flashes the sign for victory as Tunisians gather at the tomb of her late husband in Tunis in March. Few Tunisians had probably heard of Khalfaoui before her husband's death, but she has attained rock star status since then.
FETHI BELAID/AFP/Getty Images
The opposition immediately took to the streets following Belaid's death. Here, supporters gather on Habib Bourguiba Avenue, the main thoroughfare in Tunis, in March.
Tunisians rally behind slain leader's widow —
The opposition immediately took to the streets following Belaid's death. Here, supporters gather on Habib Bourguiba Avenue, the main thoroughfare in Tunis, in March.
Wes Bruer/CNN
Masked riot police wait for orders as a Tunis square fills with Belaid supporters in March.
Tunisians rally behind slain leader's widow —
Masked riot police wait for orders as a Tunis square fills with Belaid supporters in March.
Wes Bruer/CNN
People gather at Belaid's tomb in Tunis during a March demonstration.
Tunisians rally behind slain leader's widow —
People gather at Belaid's tomb in Tunis during a March demonstration.
FETHI BELAID/AFP/Getty Images
Women shout slogans during a March demonstration in Tunis to commemorate the 40th day of mourning in the opposition leader's death.
Tunisians rally behind slain leader's widow —
Women shout slogans during a March demonstration in Tunis to commemorate the 40th day of mourning in the opposition leader's death.
FETHI BELAID/AFP/Getty Images