In this Saturday, Aug. 26, 2006, file photo, then U.S. Sen. Barack Obama meets with his step-grandmother Sarah Obama at his father's house in Kogelo, western Kenya. On Friday, July 24, 2015, Obama is due to arrive in Kenya, the country of his father's birth, for the first time since he was a U.S. senator in 2006, and the first stop on his two-nation African tour in which he will also visit Ethiopia. (AP Photo/Sayyid Azim, File) **FILE**
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