The American threw a fastball for a strike on Wednesday in Arlington.
The former World No.12 will take the reigns as the event kicks off across four cities in September.
The highest-ranked Norwegian in history will once again feature for Team Europe.
UTS, which will come to California in July, will be held in Frankfurt after the US Open in September.
The Swiss opened up about Djokovic's crowning achievement while in London.
The controversy of the 2023 edition of Roland-Garros is officially over.
The Scot is racking up challenger wins on the grass as he wears his heart on his sleeve.