WTA roundup: Katie Volynets escapes 5-0, third-set hole
Down 5-0 and a match point in the third set, the United States' Katie Volynets rallied to upset third-seeded Anastasia Potapova of Russia 5-7, 6-2, 7-5 on Wednesday in the second round of the ATX Open in Austin, Texas.Volynets heated up…