The Associated Press

Sanam Singh, Virginia, def. Arnau Brugues, Tulsa, 6-2, 6-4

Steven Moneke, Ohio State, def. Bruno Agostinelli, Kentucky, 6-3, 2-6, 6-2

Blake Strode, Arkansas, def. Conor Pollock, Texas A&M, 6-3, 4-6, 6-4

Devin Britton, Mississippi, def. Alex Clayton, Stanford, 4-6, 7-6 (3), 6-4

Women

Quarterfinals

Chelsey Gullickson, Georgia, def. Maria Mosolova, Northwestern, 6-1, 6-4

Julia Cohen, Miami, def. Sanaz Marand, North Carolina, 7-5, 5-7, 6-1

Mallory Cecil, Duke, def. Aurelija Miseviciute, Arkansas, 6-3, 6-3

Laura Vallverdu, Miami, def. Marrit Boonstra, Florida, 6-1, 6-7 (9), 6-3

Doubles

Men

Quarterfinals

Davey Sandgren/John-Patrick Smith, Tennessee, def. Steve Forman/Cory Parr, Wake Forest, 6-3, 6-7 (4) 6-3

Tim Puetz/Alexey Tsyrenov, Auburn, def. Jamie Hunt/Nate Schnugg, Georgia, 3-6, 6-2, 6-3

Dominic Inglot/Michael Shabaz, Virginia, def. Omar Altmann/Bassam Beidas, Pepperdine, 6-4, 6-2

Clay Donato/Taylor Fogleman, North Carolina, def. Austin Krajicek/Conor Pollock, Texas A&M, 6-4, 6-4

Women

Quarterfinals

Csilla Borsanyi/Lenka Broosova, Baylor, def. Kelcy McKenna/Micaela Hein, Arizona State, 6-3, 6-0

Natalie Pluskota/Caitlin Whoriskey, Tennessee, def. Josipa Bek/Ina Hadziselimovic, Clemson, 6-4, 3-6, 6-4

Hilary Barte/Lindsay Burdette, Stanford, def. Lauren Lui/Georgia Rose, Northwestern, 6-2, 3-6, 6-4

Mari Andersson/Jana Juricova, California, def. Renata Kucerkova/Anastasia Petukhova, Fresno State, 7-6 (1), 6-3

Copyright 2009 The Associated Press.