Prime Minister Sellal says one ringleader was Canadian but security source claims two
Western governments have not taken seriously enough the emergence of new networks of jihadi groups
Algerian workers helped disguise Alan Wright, cut the perimeter wires and led him to freedom
Bloodbath at gas plant leads to fears that Sahara could become a terrorist haven like Afghanistan
David Cameron shows strain as he criticises Algeria for not warning him about its assault on gas plant
Algeria's zero-tolerance policy towards insurgents led to troops going in 'with all guns blazing'
Six questions answered about the hostage crisis and the al-Qaeda-linked Islamists behind the siege