Hardtalk

Russian forces continue to gather close to Ukraine’s eastern and northern borders, and still the world waits to see what Vladimir Putin’s end game is. If the goal is to wring security concessions out of the US and its Nato partners, does he have any chance of success? Stephen Sackur speaks to Gabrielius Landsbergis, who is foreign minister of Lithuania and on the frontline of tensions between Russia and Nato.