Top-seeded Musetti knocked out by Munar at Chile Open

Jaume Munar of Spain upset top-seeded Lorenzo Musetti 6-4 6-4 to advance to the quarterfinals at the clay-court Chile Open here.

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 on Wednesday.

Earlier on 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.