The fifth-seeded Fritz shakes off a foot injury for a 6-3, 6-4, 1-6, 7-6 (4) victory over 17th-seeded Karen Khachanov, faces two-time defending champion Alcaraz next.

Map of Sao Paulo area, showing travelers where the best hotels and attractions are located.

Map of Phuket area, showing travelers where the best hotels and attractions are located.

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Stefan's current research focuses on methane emissions from different sources at different scales.