Second seed Carlos Alcaraz extended his Madrid Open winning streak to a record-equalling 14 with a hard-fought victory over familiar foe Jan-Lennard Struff to move into the quarter-finals on Tuesday.

Carlos Alcaraz came back from two sets to one down to beat Germany's Jan-Lennard Struff 4-6, 7-5, 4-6, 7-6 (7/3), 6-4 to reach the second round at Wimbledon.

US Open 2020: Novak Djokovic took less than two hours to beat Jan-Lennard Struff in straight sets to enter the round of 16.

Alexander Zverev crashed out of the ATP Indian Wells Masters after losing to Jan-Lennard Struff, ranked 55th in the world.

Jan-Lennard Struff's 7-6(7/4), 6-4, 6-1 win over Hubert Hurkacz of Poland in Sunday's final match saw Germany narrowly avoid their first relegation from the Davis Cup's elite group for 13 years

Eighth-seeded David Goffin of Belgium next plays Germany's Jan-Lennard Struff for the first time. Struff advanced after third-seeded Philipp Kohlschreiber retired when trailing 5-0 after just 20 minutes.