Big Day for Americans at Heineken Open
It was a good day for the United States Auckland’s Heineken Open on Wednesday, beginning with American Jack Sock's upset of the second-seeded Tommy Haas, 6-4, 6-4. The 21-year-old Sock, currently ranked 100th in the Emirates ATP Rankings, advances to his third ATP Tour-level quarterfinal and next meets Spaniard Roberto Bautista Agut, a 6-3, 6-4 winner over the sixth-seeded Benoit Paire. John…

