(FILES) South African Zolani Tete celebrates his win over Japan's Teiru Kinoshita after their IBF super-flyweight title match in Kobe on July 18, 2014. South African police said on August 24 they had arrested four people in connection with the murder of two-time boxing world champion Zolani Tete, who was gunned down last week. Tete, 38, was attacked on August 21 evening as he returned to his home in Mdantsane in the Eastern Cape province. (Photo by JIJI PRESS / AFP via Getty Images)