Answer :
Buster Douglas is the heavyweight boxer that defeated Mike Tyson for the first time in his career in 1990.
What is a heavyweight boxing?
This is a category of boxing that have feature the professional boxers who weigh over 200 pounds.
However, Buster Douglas is the heavyweight boxer that defeated Mike Yyson for the first time in his career in 1990.
Read more about Mike Tyson
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