President Obama in Africa (18 images)

Supporters wave as U.S. President Barack Obama's motorcade passesby as it arrives at the University of Johannesburg, Soweto, South Arica, June 29, 2013. President Obama is holding a town hall meeting with students. UPI/Charlie Shoemaker

President Obama looks out a prison cell window on Goree Island in Senegal on June 27, 2013. President Obama arrived in Africa Wednesday on a mission to boost investment opportunities for U.S. business, address development issues and promote democracy. (Pete Souza/White House/UPI)

South African Police disperse protesters outside Johannesburg University in Soweto before U.S. President Barak Obama's meeting with students on June 29, 2013, Johannesburg, South Africa. UPI/Charlie Shoemaker

President Obama greets Senegalese youngsters on Goree Island in Senegal on June 27, 2013. President Obama arrived in Africa Wednesday on a mission to boost investment opportunities for U.S. business, address development issues and promote democracy. (Pete Souza/White House/UPI)