Even with a first-round loss at the Western & Southern Open, Jack Sock has played well in singles this summer.
Even with a first-round loss at the Western & Southern Open, Jack Sock has played well in singles this summer. TOM UHLMAN The Associated Press
Even with a first-round loss at the Western & Southern Open, Jack Sock has played well in singles this summer. TOM UHLMAN The Associated Press

Blue Valley North grad Jack Sock set for U.S. Open

August 24, 2014 8:56 PM