Three years ago Libya was held up as a success story of the Arab Spring. Gaddafi had been overthrown by Nato-backed rebels, and they seemed to be entering a new phase. But now, some people are asking is Libya on the brink of being a failed state? Lindsey Hilsum, international editor at Channel 4 News chairs this discussion, with the panel including Chris Stephen, Ghazi Gheblawi and Hassan al-Amin. Latecomers may not be admitted.