Thousands protest for 16th Friday as interim leader calls for dialogue to fix a new date for presidential elections.
Caretaker government headed by newly appointed PM Noureddine Bedoui will be tasked with overseeing transition process.
Abdelkader Bensalah calls for an election date to be set 'as soon as possible' days after planned vote was pulled.
Ali Haddad arrested at the Tunisian border as pressure mounts on long-time leader to resign.
The move comes as the army chief announced that members of the ruling elite would soon be prosecuted for corruption. ......
Move follows army chief's pledge to launch anti-fraud crackdown as protesters continue to demand political overhaul.
The four are being held in connection with a corruption investigation, state TV says.
Protesters reject army bid to remove president on health reasons, call it attempt by old guard to maintain status quo.
Probabilmente é la più grande dall' inizio delle proteste
Police use water cannon and tear gas as protesters demand the resignation of President Bouteflika.