Frances Tiafoe hadn’t dropped a set on the way to the French Open quarterfinals, but he wasn’t up to the task against Lorenzo Musetti.

Lorenzo Musetti escaped being disqualified from the French Open after accidentally kicking a ball at a line judge during this quarter-final win over Frances Tiafoe. The Italian progressed to his first Roland Garros semi-final after beating Tiafoe in four sets and will play either Carlos Alcaraz or Tommy Paul on Friday for a place in the final.

Lorenzo Musetti was warned for unsportsmanlike conduct for kicking a tennis ball that inadvertently hit a linesperson during his French Open quarterfinal against Frances Tiafoe on Tuesday. Unlike most top-level tennis tournaments,