
Isner has tourney-record 24 aces in win over Kudla at U.S. Clay Court Championship
HOUSTON (AP) Top-seeded John Isner had a two-set tournament-record 24 aces to knock out fellow American Denis Kudla 7-6 (2), 7-6 (4) in the second round of the U.S. men's clay court championships on Wednesday night. The 30-year-old Isner, ranked 15th in the world, had 12 aces in each set