The American is one of the few players that can hang with Carlitos, but he knows he needs to get better in the matchup.
It wasn't the color medal Iga Swiatek wanted, but it was Poland's first Olympic tennis medal.
Ons Jabeur withdrew from the DC ATP/WTA 500 event due to a shoulder injury before her first singles match.
The Croatian took out Anna Karolina Schmiedlova and will join Zheng Qinwen in Saturday's Olympic final.
The 22-year-old becomes the first man from his nation to reach the singles semifinals.
The Spaniard hasn't officially pulled out of the final Slam of 2024, however.
Zheng Qinwen snapped Iga Swiatek's 25-match Roland Garros winning streak in an Olympic stunner.