Lincoln native Jack Sock advances to the quarterfinals of the Atlanta open.
Sock, a 7-6 (5), 7-6 (5) winner over Steve Johnson in a matchup of wild cards, advances to take on the No. 1 seed John Isner.
Isner knocked of Ruben Bemelmans of Belgium 4-6, 6-3, 6-
In other quarterfinal matches Friday, No. 4 seed Andy Roddick
faces Michael Russell and No. 3 seed Kei Nishikori of Japan plays countryman Go Soeda, the No. 8 seed.
Viewers with disabilities can get assistance accessing this station's FCC Public Inspection File by contacting the station with the information listed below. Questions or concerns relating to the accessibility of the FCC's online public file system should be directed to the FCC at 888-225-5322, 888-835-5322 (TTY), or firstname.lastname@example.org.