Iga Swiatek is the youngest woman since Serena Williams to own Grand Slam titles on all three surfaces after becoming Wimbledon's champion.

LONDON—For weeks while back home in Warsaw last year, Iga Swiatek hung out with friends and made new ones, but didn’t dare tell them about a doping case that was hanging over her. “Obviously, in the back of my mind,

Iga Swiatek, after a challenging year marked by a ranking dip and a doping controversy, has bounced back spectacularly by clinching the Wimbledon titl