'Prime Minister Mohammed Ghanouchi said late Friday in a televised address that President Zine El Abidine Ben Ali has surrendered power and left Tunis.
Ghanouchi said that he would serve as interim president, Reuters reported.
Al Arabiya said a six-member leadership council would be formed to rule the country until elections. The council will be led by the head of Parliament and will include the defense minister. The news service said he had fled to Malta.
"I vow that I will respect the constitution and implement the political, economic and social reforms that have been announced ... in consultation with all political sides including political parties and civil society," he said in the live address to a nation rocked by unrest.'