Opelka criticized the umpire after he was penalized for twice swearing at a spectator, describing him as 'amateur hour' and ...

Reilly Opelka criticized chair umpire Greg Allensworth following a match at the Dallas Open. Opelka was penalized for ...

Reilly Opelka launched into stinging criticism of chair umpire Greg Allensworth for penalising him following a confrontation ...

Reilly Opelka has urged the ATP to suspend chair umpire Greg Allensworth following a code violation and a point penalty ...

Dallas Open champ shook off a controversial call to close out Cam Norrie, but had all the thoughts afterwards.

Reilly Opelka faces potential discipline for his post-match comments about a chair umpire he called the “worst ump on tour.” ...

Reilly Opelka has called for chair umpire Greg Allensworth to be suspended by the ATP after he received a code violation at ...

Reily Opelka refused to shake the chair umpire’s hand in a stunning set of events at the Dallas Open. The American was up ...

The 211cm American let rip at the chair umpire over his lack of action against a fan heckling him from the stands.

ATP chair umpire Greg Allensworth is a referee regularly called into question by players and fans alike. In particular, he ...