The Bloody Sunday apology (Part 2)

When is the right time to say 'sorry' in politics? Joining François Picard in the France 24 Debate, Jennifer Lind, author of 'Sorry States: Apologies in international politics', Christophe Gillissen, British and Irish history teacher at the Sorbonne University in Paris, and Geneviève Garrigos, President of Amnesty International in France.