Greece's Special Envoy to Ukraine, Ambassador Spiros Lambridis, knows firsthand what Ukrainians have been experiencing since Russia's full-scale invasion of their country. He tells One Decision's resident spymaster Sir Richard Dearlove and guest host, BBC anchor Kasia Madera, how a Russian ballistic missile struck just a few hundred meters from where he and Greece's Prime Minister Kyriakos Mitsotakis were meeting Ukraine's President Volodymyr Zelensky.