Which South African professional boxer did  Cedric Kushner managed
Corrie Sanders Cornelius Johannes "Corrie" Sanders (7 January 1966 – 23 September 2012) was a South African professional boxer who competed from 1989 to 2008. He won the WBO heavyweight title in 2003 after stopping Wladimir Klitschko in two rounds, which was considered one of the biggest upsets in heavyweight boxing history; "The Ring" magazine named it the Upset of the Year. In 2004, having vacated the WBO title, Sanders faced Wladimir's brother Vitali Klitschko in an unsuccessful challenge for the vacant WBC and "Ring" heavyweight titles.
Mo Hussein Mo Hussein ( (1962--) 17 1962 (age 55 ) ) born in Hackney is an English professional light/light welterweight boxer of the 1980s who won the British Boxing Board of Control (BBBofC) Southern Area lightweight title, and Commonwealth lightweight title, and was a challenger for the BBBofC British light welterweight title against Lloyd Christie, his professional fighting weight varied from 134 lb , i.e. lightweight to 140 lb , i.e. light welterweight. Mo Hussein was trained and managed by Jimmy Tibbs, and promoted by Frank Warren.