Deontay Wilder's mother, Deborah, found herself in a celebratory mood despite her son's brutal knockout loss to Zhilei Zhang on Saturday.
Aidan Walsh will compete at his second Olympics after claiming the final light-middleweight berth at the World Qualifier in Bangkok.
The original fight was postponed when Beterbiev suffered an injury in training but the pair will finally meet for the undisputed light-heavyweight title later this year
Including extra points for knockouts and captains, Queensberry beat Matchroom by 10 points to zero