US Open: No. 9 Taylor Fritz upset in third round, losing final three sets to No. 24 Francisco Cerúndolo

Cerúndolo upset a higher seed at the US Open after his younger brother Juan Manuel stunned Jannik Sinner at the French Open earlier this year.

<p>Cerúndolo upset a higher seed at the US Open after his younger brother Juan Manuel stunned Jannik Sinner at the French Open earlier this year.</p>