Bogdan cruised to a 5-0 lead in the third set. Fernandez saved seven match points in a marathon seventh game, eventually pushing the set to an eighth, but Bogdan then finished the job, having capitalized on Fernandez's 11 double faults.Czech third seed Katerina Siniakova and American sixth seed Peyton Stearns both needed three sets to advance. Siniakova rallied for a 6-7 (5), 6-3, 7-6 (5) victory over Japan's Sayaka Ishii, saving three match points in the ninth game of the third set as she dug out of a 5-1 hole.
Stearns beat Japan's Moyuka Uchijima 6-0, 1-6, 6-1 despite committing eight double faults and saving none of the four break points she faced.In other action, Belgium's Greet Minnen and Spaniards Jessica Bouzas Maneiro and Sara Sorribes Tormo advanced. The final match of the night was set to feature No. 1 seed Beatriz Haddad Maia of Brazil against Switzerland's Viktorija Golubic.
Abierto GNP Seguros
Sixth-seeded Linda Noskova of the Czech Republic fell just short of recording a double bagel, routing Kazakhstani qualifier Anna Danilina 6-0, 6-1 in the first round at Monterrey, Mexico
.Noskova led 6-0, 5-0 before Danilina, ranked 958th in the world, finally held serve. The match lasted just 49 minutes, with Noskova never facing a break point and winning 88 percent of her first-serve points.
China's Yue Yuan, the seventh seed, rallied past Serbia's Aleksandra Krunic 4-6, 6-2, 6-3, and ninth-seeded Magdalena Frech of Poland topped Argentina's Nadia Podoroska 6-4, 4-6, 6-4.
Other first-round winners included China's Xiyu Wang, Mexico's Renata Zarazua and Croatia's Petra Martic. The last match of the night was set to feature top-seeded Danielle Collins of the United States and Russia's Erika Andreeva.

--Reuters--