Now playing Next China Chinese dissident Ai Weiwei asks Chinese authorities for his passport back 25/03/2014
Now playing Next World Threat of terrorist attack in Europe still 'serious', warns EU security chief 11/03/2014
Now playing Next Turkey Turkey: Berkin Elvan, 15, hurt in Istanbul clashes, dies after months in coma 11/03/2014
Now playing Next Ukraine Ukraine as it happened: UN envoy chased in Crimea, Russia-US talks in Paris 05/03/2014
Now playing Next Pakistan Pakistan: At least 11 killed in rare central Islamabad suicide-bomb attack 03/03/2014
Now playing Next Sport Champions League: Real Madrid and PSG win in Germany as English sides stutter 27/02/2014
Now playing Next Lebanon Sochi Winter Olympics skier gets witty Twitter support over risqué calendar 20/02/2014