Karlovic d. Lu

Karlovic beat Lu 4-6, 7-6(4), 6-7(4), 7-6(5), 7-5 in the first round at the U.S. Open - New York. Karlovic won 186 of 362 points (51%). Karlovic hit 61 aces to 15 and won 91% of points behind the first serve (105/116) against 83% for Lu. Karlovic converted 1 of 8 break points and saved 4 of 5 faced; Lu converted 1 of 5. Lu double-faulted 16 times. Winners to unforced errors: 61–10 for Karlovic, 15–16 for Lu. The match was played on hard in United States.