Abdelhamid Jlassi and his wife, Mounia, were having dinner at their apartment in Tunis' Bardo neighborhood when they heard a knock at the door. Among those being held at anti-terrorism detention centers in the capital are Noureddine Bhiri, a top Ennahda veteran; Noureddine Boutar, head of Mosaique FM, Tunisia’s main independent news outlet; and Kamel Eltaief, an influential businessman known for his close links to Zine El Abidine Ben Ali, the dictator who was overthrown in Tunisia’s 2011 Jasmine Revolution. Live Video Q&A - Hear from our top journalists and regional experts