May 24, 2012 -- Updated 0930 GMT (1730 HKT) A photo taken on December 13, 2010 shows Tunisia's ousted president Zine el Abidine Ben Ali at Tunis-Carthage airport in Tunis. (CNN) -- Tunisian prosecutors say they'll seek a death sentence for former President Zine El Abedine Ben Ali, now charged in absentia with ordering the killings of anti-government demonstrators.