DALLAS (AP) — Reilly Opelka faces potential discipline for his post-match comments about a chair umpire he called the “worst ump on tour,” the ATP said in a statement Friday.

Reilly Opelka was competing against Cameron Norrie in the round of 16 tie at the Dallas ATP 500 event. The American tennis ...

Reilly Opelka's win over Cameron Norrie at the Dallas Open ended in controversial fashion and the American didn't hold back ...

Reilly Opelka called for the suspension of chair umpire Greg Allensworth after receiving a code violation for confronting a ...

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

Reilly Opelka voiced his frustration after a heated exchange with chair umpire Greg Allensworth at the Dallas Open, refusing ...

The American battled against Cameron Norrie in the second round and prevailed 4-6, 7-6, 6-4 in two and a half hours. Opelka ...

Tommy Paul continued his title defence at the Dallas Open on Thursday during an upset filled day of action in America as ...

Reilly Opelka is calling on the ATP to take action for a chair umpire’s inaction. Incensed after chair umpire Greg ...

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