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Story summary
- Derek Chisora and Deontay Wilder will meet at London's O2 Arena on Saturday for their combined 100th professional fight.
- Chisora is 42 years old.
- Chisora has a 36-13 record since his 2007 debut.
- Wilder is 40 years old and could revive his career with a win.
- Predictions from boxing experts will follow.
