Up-and-coming Belgian Alexander Blockx ended the title defence of Casper Ruud on Thursday by defeating the former world number two 6-4, 6-4 to set up a Madrid Open semi-final against Alexander Zverev.
Making his professional debut in 2007, Nishikori became the first Japanese player to advance to the final of a Grand Slam men's singles tournament at the 2014 Open in New York, which he lost in straight sets to Croatia's Marin Cilic.
Jannik Sinner ended the inspired run of teen home favourite Rafael Jodar with a 6-2, 7-6 (7/0) victory at the Madrid Open on Wednesday to complete his set of semi-finals reached at all nine Masters 1000 tournaments.
Hailey Baptiste ended Aryna Sabalenka's title defence in Madrid on Tuesday and halted the world number one's 15-match winning streak with a 2-6, 6-2, 7-6 (8/6) quarter-final victory to deliver the biggest shock of the tournament so far.
Jannik Sinner continued his quest to become the first man in history to win five Masters 1000 tournaments in a row with a smooth 6-2, 6-3 victory over Danish qualifier Elmer Moller at the Madrid Open on Sunday.
Iga Swiatek revealed after the match that she has been fighting a stomach virus for the last two days and was hoping she could still find a way to win despite feeling "terrible".
British tennis great Andy Murray has opened up about his coaching journey after retirement, revealing he remains open to returning to the role in the future.
French Open champion Carlos Alcaraz insisted Monday he would rather miss defending the Roland Garros title in May rather than rush treatment on a "serious" wrist injury.
Tennis great Novak Djokovic revealed that Virat Kohli is the reason he follows cricket. With his India visit in plans, Djokovic is hopeful of getting Kohli to join him.
Top seed Elena Rybakina beat Diana Shnaider in straight sets to qualify for the quarter-finals of the WTA clay-court event in Stuttgart on Thursday as reigning French Open...
Italian second seed Lorenzo Musetti eased into the quarter-finals of the Barcelona Open on Thursday with a straight-sets victory over Frenchman Corentin Moutet.