Who was Simiso Buthelezi and what was his cause of death?

SOUTH African boxer Simiso Buthelezi has died at the age of 24, his family have announced. The lightweight fighter tragically passed away after he collapsed during a boxing bout with compatriot Siphesihle Mntungwa on June 5, 2022. 2 Simiso Buthelezi, left, died after he became dazed and disorientated during a boxing bout Who was Simiso Buthelezi?

https://www.the-sun.com/sport/5523858/simiso-buthelezi-lightweight-boxer-cause-death/