“I decided to have a week of rest and just practice,” she said. “I think it was a good move.”
She’ll next play American Mallory Burdette, who won in her Roland Garros debut Sunday. Radwanska was asked what she knew about her second-round opponent.
“To be honest, not much. Nothing at all, actually,” she said with a smile. “I might Google her.”
The search for the next generation of U.S. stars has been ongoing, which made Monday’s success notable. Keys beat Misaki Doi 6-3, 6-2; Vania King defeated Alexandra Cadantu 7-6 (3), 6-1; Bethanie Mattek-Sands eliminated Lourdes Dominguez Lino 6-4, 6-1; and No. 29 Varvara Lepchenko beat Mirjana Lucic-Baroni 6-1, 6-2.
“It’s funny, because a couple of years ago, everyone was asking me: Where is women’s tennis?” Mattek-Sands said. “Here we are now.”
American Christina McHale lost to Jana Cepelova of Slovakia 7-6 (3), 2-6, 6-4.
On the men’s side, Michael Russell of the United States retired with a left hamstring injury trailing Martin Klizan 3-6, 6-3, 6-1. Klizan plays Nadal in the second round.
Wild card Gael Monfils of France thrilled a partisan center court crowd by upsetting No. 5 Tomas Berdych in a match that ended at twilight, 7-6 (8), 6-4, 6-7 (3), 6-7 (4), 7-5. Nick Kyrgios of Australia, at 18 the youngest player in the men’s draw, made a successful Grand Slam debut by beating 34-year-old Radek Stepanek 7-6 (4), 7-6 (8), 7-6 (11).