SANTIAGO, Chile — Jaume Munar of Spain upset top-seeded Lorenzo Musetti 6-4, 6-4 to advance to the quarterfinals at the clay-court Chile Open on Wednesday.
Musetti, an Italian who is ranked No. 18, slipped to 1-3 on his stops in South America this season.
The 66th-ranked Munar will next face Brazilian player Thiago Monteiro, who advanced by beating Marco Cecchinato of Italy 3-6, 6-3, 6-2.
Earlier Wednesday, German qualifier Yannick Hanfmann beat Roberto Carballes Baena 7-6 (6), 6-2. Hanfmann will next player either fourth-seeded Diego Schwartzman or Chile’s Nicolas Jarry.
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