Lady Tekber Mint Melainine Ould Ahmed of Mauritania walks down airplane stairs past an American flag as she arrives at Andrews Air Force Base, Md., Monday, Aug. 4, 2014, to attend the US Africa Summit. (AP Photo/Cliff Owen)
Lady Tekber Mint Melainine Ould Ahmed of Mauritania walks down airplane stairs past an American flag as she arrives at Andrews Air Force Base, Md., Monday, Aug. 4, 2014, to attend the US Africa Summit. (AP Photo/Cliff Owen) AP
Lady Tekber Mint Melainine Ould Ahmed of Mauritania walks down airplane stairs past an American flag as she arrives at Andrews Air Force Base, Md., Monday, Aug. 4, 2014, to attend the US Africa Summit. (AP Photo/Cliff Owen) AP

Obama writes article on Africa’s promise as summit opens

August 05, 2014 6:00 AM