Horigome wins gold for Japan as skateboarding makes its Olympics debut at the 2020 Tokyo Games.
Check out every medal Team USA won at the 2020 Olympics in Tokyo.
A typhoon is expected to hit Tokyo early next week, throwing an added complication into the schedule for the Summer Olympics.
Spain's Sara Sorribes Tormo defeated defending Wimbledon champion Ashleigh Barty in straight sets in the first round of the women's singles tournament.
Petersen has been the team's interim coach since the first week of the season, and will move into an advisory role for the Atlanta's front office.
Kalisz took gold in the 400 meter individual medley on Sunday, beating U.S. teammate Jay Litherland by 0.86 seconds.