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The singer Aretha Franklin has died aged 76. The former US president Barack Obama says that she helped define the American experience.
Also on the programme: The complete wheat genome has been published - it is hoped that scientists can use it to develop new, more resistant strains of the crop; and the second part of an investigation into rhino poaching in South Africa
(Picture: Aretha Franklin performs at the Rockefeller Center, New York City in December, 2009. Credit: George Napolitano/FilmMagic) |