Melichar-Martinez and Perez volley their way to match-tiebreak triumph
No.8 seeds Nicole Melichar-Martinez and Ellen Perez grabbed their first win of the week with a 4-6, 6-2, [10-6] victory over No.3 seeds Shuko Aoyama and Ena Shibahara at the GNP Seguros WTA Finals Cancun on Thursday.