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 ...

There is no doubt about who the most popular American women's tennis player is. Coco Gauff currently owns that distinction.

It’s only February, but Tommy Paul has already delivered a shot of the year contender. Paul was facing Jenson Brooksby in the first round of the Dallas Open on Tuesday.