Now playing Next the global conversation McCain blasts Europe's approach to Ukraine conflict 'a joke' 28/11/2014
Now playing Next China Uncertainty over future of Hong Kong pro-democracy protest movement 20/11/2014
Now playing Next USA New 2016 polling: Hillary Clinton sails to victory, Chris Christie dives 30/01/2014
Now playing Next Central African Republic UNICEF says up to 6,000 child soldiers fighting in Central African Republic 22/11/2013