Six South Africans detained by Israel after boarding the Global Sumud Flotilla are landing at OR Tambo International Airport today. The group includes Mandla Mandela - grandson of former President Nelson Mandela, writer Zukiswa Wanner, activist Reaaz Moolla, Zaheer Soomar, Dr. Fatima Hendricks and Carrie Shelver. Their mission was to challenge Israel's Gaza blockade with humanitarian aid. After interception and detention, they are now heading home. Elvis Presslin spoke to Nazim Adam from the South African delegates' support team