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

FRISCO, Texas—Reilly Opelka and Tommy Paul grew up training together, roomed together in junior dorms, even shared a house together as established pros. Oddly, despite playing more than 500 combined ...

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

Reilly Opelka notched his sixth victory of the season at the home ATP 500 event in Dallas. The former world no. 17 faced ...