Barack Obama, greets his Cuban counterpart, Raul Castro
epa03985325 A man looks at television in his home in Havana, Cuba, 10 December 2013, when US President, Barack Obama, greets his Cuban counterpart, Raul Castro, during the funeral of South African leader Nelson Mandela in Johannesburg, South Africa. In a conversation with Colombian radio station ‘La F.M’, Castro said that this greeting was ‘normal,’ from ‘civilised’ people, according to his speech given at the funeral. Castro remarked that ‘humanity can’t managed colossal challenges and even its own existence without a gathering of efforts from all nations.’ EPA/ERNESTO MASTRASCUSA