US cancels visas for South Sudanese nationals

The US this week announced that it would revoke the visas of all South Sudanese passport holders. This was in reaction, to the refusal by immigration authorities at Juba international airport to accept a deported individual. Who is the man at the heart of the dispute and what options does South Sudan have?Also, why campaigners in South Africa are concerned over the use of hazardous pesticides and worker safety on farmsAnd the Ivorian beauty pageant that has banned wigs and hair extensions. Is this a good idea or not? Presenter: Audrey Brown Technical Producer: Philip Bull Producers: Patricia Whitehorn and Bella Hassan in London. Daniel Dadzie in Ghana. Senior Journalist: Karnie Sharp Editors: Alice Muthengi and Andre Lombard