ARCADIA, Calif. - With her perfect record and stylish way of winning, Zenyatta has ascended to the leadership of the nation's older fillies and mares. And on Friday, in the $2 million Breeders' Cup Ladies' Classic at Santa Anita's Oak Tree meeting, Zenyatta will, truly, be No. 1. She wound up in the inside post in a field of eight when the Ladies' Classic field was drawn on Tuesday at Santa Anita.