U.S. Open aces and faults

Aces

& FaultsACE. Best seat in the house (without sitting): The walkway connecting Armstrong Stadium to the Grandstand, offering an ideal look at the Grandstand action.

FAULT. No sock-making company has yet solicited Jack Sock for an endorsement deal, Sock confirmed.

LET. The Open's junior tournament, which begins today, may or may not allow a look at future champions in the main draw. Only three Open junior champions--Stefan Edberg in 1983, Lindsay Davenport in 1992 and Andy Roddick in 2000--later won the a title in the main draw. But among past junior runner-ups were future champs Boris Becker in 1984, Martina Hingis in 1994, Svetlana Kuznetsova in 2001 and Roger Federer in 1998.

ACE. The U.S. Open as a tennis theme park. Yesterday the "living status" tennis players were at the South Plaza, and fans could snap photos next to life-sized pictures of such stars as Roger Federer, Serena Williams and Maria Sharapova adjacent to Court 17.

By the

Numbers5 Most career men's U.S. titles in the open era (dating to 1968): By Roger Federer, Pete Sampras, Jimmy Connors.

124Top serving speed by a woman in this years Open, reached by both Venus Williams and 25-year-old German Tatjana Malek. Both have been eliminated from the tournament.

1939The last year a Polish player (Jadwiga Jedrzejowska at Roland Garros) made a Grand Slam final before Radwanska's runner-up finish to Serena Williams at this year's Wimbledon.

Furthermore

Still alive after one round of mixed doubles play is Scott Lipsky, the former New York State high school champion at Bellmore JFK. Lipsky, now 31 and living in Southern California, is teaming with 31-year-old California native Abigail Spears. In 2011, Lipsky, with partner Casey Dellacqua, won the French Open mixed doubles title. Lipsky and his doubles partner, Santiago Gonzalez of Mexico, won their second-round men's doubles match yesterday.