Last updated at 15:19

Nelson Mandela memorial service in pictures

Photo gallery of a memorial service for former South African President Nelson Mandela in Johannesburg.
Some of the crowd arrived early for the service and waited for hours to get into the stadium, singing and dancing.
People arrive at the FNB Stadium ahead of the national memorial service for late former South African President Nelson Mandela in Johannesburg
Those attending the service sang songs from the fight against apartheid - the racist way South Africa was ruled through most of the 20th century.
Members of the public arrive for the Nelson Mandela memorial
Pictures of Mandela were everywhere, on banners, flags and even face paint.
Women with tattoos of former South African president Nelson Mandela
Tens of thousands of people joined world leaders at a memorial service for the former South African President Nelson Mandela in Johannesburg, South Africa. The service was held at the FNB stadium, where Mandela made his last public appearance in 2010. Even in heavy rain, the crowds were in high spirits - singing and dancing and stomping their feet.
Some of the first people to arrive at the 95,000-seat FNB Stadium
Nelson Mandela, 1918-2013.
Nelson Mandela 1997
A man posed with his home-made hat as he arrived at the stadium.
A mourner poses with his homemade hat
The former South African president died aged 95 last Thursday and the country is holding a number of remembrance events leading up to the funeral, which is being held on Sunday.
A man holds a poster of Mandela
The ceremony was broadcast across the world, with many in South Africa tuning in.
Ndzondzo Mabope sits with family members as they watch a local television station broadcasting live images from former president Nelson Mandela memorial held in Johannesburg
For some the long wait was too much: this boy fell asleep in his mother's lap.
A boy sleeps on his mother's lap
The atmosphere inside the stadium was one of joy and celebration.
Inside the stadium
Flags and banners were waved as the memorial started.
People wave flags
There was heavy rain throughout the service. The deputy president of the African National Congress, Cyril Ramaphosa welcomed the crowd and said: "In our tradition, when it rains when you are buried, your gods are welcoming you to heaven."
People holding umbrellas
Outside the stadium a man prepared to sell portraits of Mandela.
A man sells portraits of Nelson Mandela outside of the memorial service
President Obama was welcomed by a huge cheer from the crowd as he began his speech. He described Mandela as a "giant of history", and said: "The world thanks you for sharing Nelson Mandela with us."
US President Barack Obama delivers a speech
A man reacts to the words of US President Barack Obama during the service.
A man reacts to the words of U.S. President Barack Obama during the service.
A boy with Rest In Peace Nelson Mandela painted on his face looks up to the skies during the memorial service.
A boy with "Rest In Peace Nelson Mandela" painted on his face looks up to the skies during the memorial service.
Nelson Mandela's wife, Graca Machel greeted US President Barack Obama.
President Barack Obama greets Nelson Mandela's wife, Graca Machel.
The Danish PM Helle Thorning Schmidt found time to snap a selfie with President Obama and David Cameron!
Helle Thorning Schmidt, David Cameron, Barack Obama, Michelle Obama