Members of a family in Kibera neighbourhood, Nairobi, follow on tv the speech of US President Barack Obama at the Global Entrepreneurship Summit during his four-day East Africa state visit, on July 25, 2015. US President Barack Obama declared Saturday that "Africa is on the move", praising the spirit of entrepreneurship at a business summit in Kenya as he kicked off a landmark visit. AFP PHOTO / Till Muellenmeister (Photo credit should read Till Muellenmeister/AFP/Getty Images)
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AFP TILL MUELLENMEISTER