DALLAS — 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. Opelka was angered ...

Welcome back to the Monday Tennis Briefing, where will explain the stories behind the stories from the past week on court.

British No 2 Cameron Norrie beaten by Reilly Opelka in a final-set decider; Taylor Fritz and Ben Shelton also suffer second-round exits at the Dallas Open; Carlos Alcaraz through to quarter-finals at ...

Reilly Opelka launched a blistering attack on umpire Greg Allensworth on Thursday night, describing him as “bush league” and “amateur hour” before calling for Allensworth to be suspended ...

In the Round of 32 at the Delray Beach Open by VITACOST.com on Sunday, Reilly Opelka (ranked No. 145) meets Christopher Eubanks (No. 104). His most recent time out, Eubanks lost to Matteo Arnaldi ...

Reilly Opelka of the U.S. plays a forehand return to Tomas Machac of the Czech Republic during their second round match at the Australian Open tennis championship in Melbourne, Australia ...