Madrid, Spain (SportsNetwork.com) - Former world No. 1 Caroline Wozniacki was an easy second-round winner Monday at the Madrid Open tennis event.

The fifth-seeded U.S. Open runner-up handled American Christina McHale 7-5, 6-0 on the red clay at the Magic Box.

In other action involving seeds, No. 9 Pole Agnieszka Radwanska whipped Aussie Casey Dellacqua 6-2, 6-1 and No. 13 Czech Lucie Safarova drilled Bulgarian Tsvetana Pironkova 6-3, 6-1 at this French Open tune-up.

Also on Day 3, Italian Roberta Vinci beat France's Alize Cornet 6-4, 7-5, two-time Grand Slam champion Svetlana Kuznetsova snuck past rising Spaniard Garbine Muguruza 6-3, 5-7, 7-5 and former U.S. Open champ Samantha Stosur doused Estonian Kaia Kanepi 6-3, 6-2.