Algerian-born Frenchman Kader Nouni, a gold-badge umpire in tennis officiating, gets the guest treatment from writer Victoria Chiesa. It would spoil the piece to put too much of it here ...

Serving in the midst of a fraught first set, Mirra Andreeva stroked what looked like a clean ace outside. Kader Nouni, the chair umpire, disagreed. “Let, first service,” he said. Andreeva looked his ...

In a new Daily Dose of Social Media, Carlos Alcaraz, Iga Swiatek, and Nick Kyrgios were among the big stars who shared who ...

He also was mad at chair umpire Kader Nouni for missing a double-bounce of the ball on a point that was awarded to Rune early in his 7-6 (3), 3-6, 6-4, 1-6, 7-6 (10-7) victory. They were tied at a ...