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Obama Says Africa Must Attack Corruption, Tribalism to Grow

U.S. President Barack Obama speaks at Safaricom Indoor Arena in Nairobi on July 26, 2015.
Photographer: Saul Loeb/AFP/Getty ImagesUpdated on
U.S. President Barack Obama speaks at Safaricom Indoor Arena in Nairobi on July 26, 2015.
Photographer: Saul Loeb/AFP/Getty Images