With the US out of Afghanistan, the Taliban are back in control. Despite the group's assurances that the war is over, ISIS-K have ramped up suicide bombings. Isobel Yeung questions the Taliban leadership about their ability to control a terrorist group; In February 2020, Ahmaud Arbery was chased and gunned down by three white men. The men argue that they had every right to pursue Arbery under Georgia's citizens arrest law. Alexis Johnson investigates this Civil War era law and how it's still being used to justify racially-motivated vigilantism.

Matthew Cassel travels to Lebanon to examine the anatomy of a failed state — from sectarian violence to economic collapse — and the impact of that failure on ordinary people and the region; Alice Hines meets cyborgs, neuroscientists and tech pioneers to explore the rapidly blurring line between biology and technology and what it all means for humanity 2.0.