Francis tifo has advanced to the US Open semifinals for the second time in 3 years after Gregor dimitro was forced to retire during their quarterfinal match due to injury TFO was leading the contest showcasing his impressive skills and determination on the court the unexpected turn of events marked a dramatic moment in the tournament further solidifying tfo's status as a formidable Contender fans eagerly await his next challenge in the semi-finals as he aims for a shot at the prestigious title