Petra Kvitova is a tall left-hander from the Czech Republic, with flowing tennis strokes, who loves the grass at Wimbledon. She has won the women's title here twice, including last year.
Jelena Jankovic is a tall right-hander from Serbia by way of Rancho Santa Fe, with long-legged court coverage and a general dislike for the grass at Wimbledon. She has made it to one major final, the 2008 U.S. Open, and rose to No. 1 in the same year.
Kvitova is 25 and is seeded second behind Serena Williams here. The impression is that her best tennis is ahead of her.
Jankovic is 30 and is seeded No. 28. The impression is her best tennis is behind her.
So when they...