Anti-immigrant protests surge in South Africa

Anti-immigrant sentiment has surged in South Africa, leading to harassment, threats against businesses and sporadic attacks, particularly against Ghanaians and Nigerians in the country. The Nigerian government now plans to repatriate its citizens from South Africa. The World's Host Marco Werman speaks with Sethulego Matebesi, a professor of sociology at the University of the Free State in South Africa, about what is happening and why.