Kei Nishikori Retires: Tears and Applause in Tokyo

Japanese tennis player Kei Nishikori has officially ended his 19-year professional career. His last tournament was the Japan Open in Tokyo, where he lost to eighth-ranked Francis Tiafoe. This event has caused a significant stir in the tennis world, as Nishikori was one of the world's top players, having held the fourth position in the ATP rankings.