Alcaraz, Sabalenka into US Open last 16 as Williams sisters lose on return

Defending singles champions Carlos Alcaraz and Aryna Sabalenka have sailed into the last 16 of the US Open as tennis icons Serena and Venus Williams suffered an agonising defeat on their long-awaited return to Grand Slam doubles.Alcaraz, coming off a four-month injury absence, beat China’s Wu Yibing 6-3, 6-4, 6-1 on Friday to book his place in the fourth round, while Sabalenka was similarly dominant in a 6-3, 6-4 defeat of Kamilla Rakhimova.Alcaraz will face 20th-seeded American Tommy Paul for a place in the quarterfinals after Paul beat 15th-seeded Alexander Bublik 6-4, 3-6, 6-7 (4/7), 6-1, 6-3.“The way he plays is unbelievable, the rhythm he has on every shot – forehand, backhand,” Alcaraz said of Wu. “His balls skid a lot on the court and, for me, it’s really difficult to control sometimes.“But I think I stayed there. I played aggressive. I played smart in the toughest moments.”Wu recovered an early break in each of the first two sets, but Alcaraz pocketed both with breaks in the final games, and after saving a pair of break points in the first game of the third, the Spaniard rolled home.“I think my level is really good,” he said. “I’ve got into the rhythm of the competition. I’...