FILE - This July 1, 2013, file photo shows President Barack Obama speaking at a business forum aimed at increasing investment in Africa, in Dar Es Salaam, Tanzania. President Barack Obama is gathering nearly 50 African heads of state in Washington for an unprecedented summit aimed in part at building his legacy on a continent where his commitment has been questioned. (AP Photo/Evan Vucci, File)
FILE - This July 1, 2013, file photo shows President Barack Obama speaking at a business forum aimed at increasing investment in Africa, in Dar Es Salaam, Tanzania. President Barack Obama is gathering nearly 50 African heads of state in Washington for an unprecedented summit aimed in part at building his legacy on a continent where his commitment has been questioned. (AP Photo/Evan Vucci, File) AP
FILE - This July 1, 2013, file photo shows President Barack Obama speaking at a business forum aimed at increasing investment in Africa, in Dar Es Salaam, Tanzania. President Barack Obama is gathering nearly 50 African heads of state in Washington for an unprecedented summit aimed in part at building his legacy on a continent where his commitment has been questioned. (AP Photo/Evan Vucci, File) AP

President Barack Obama: We have a moral obligation to support Africa's progress

August 04, 2014 06:14 PM

UPDATED August 04, 2014 06:14 PM

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