Question: What nationality is the person who did the play-by-play for the "The Biggest Fight in Combat Sports History"?
Sentence (from "Floyd Mayweather Jr. vs. Conor McGregor"): The match took place at the T-Mobile Arena in Paradise, Nevada, on August 26, 2017 at the light-middleweight weight class (154 lbs; 69.9 kgs).
Relevant evidence: No