ACE. The clenched fist remains the universal player reaction to winning a big point.
ACE. What had become a fairly common celebratory response, the shouted "Come on!" popularized by Australian Lleyton Hewitt, thankfully has faded.
LET. As we all get older, U.S. Open players get younger during the tournament. It's because junior players take over most of the courts.
ACE. John Isner pre-service habit of flipping the ball between his legs, back to front, was used by 17-year-old junior Alex Rybakov (born in Plainview, living in Coral Springs, Florida.). Rybakov lost his first-round match yesterday.
BY THE NUMBERS
8 Number of consecutive years Serena Williams has reached at least one Slam semifinal.
12 Straight years of Slam semis for Roger Federer.
55 Years ago today, a 16-year-old male made his debut in the U.S. Championships -- forerunner to the U.S. Open -- and lost in the first round to Rod Laver. That player was Arthur Ashe. Ashe would become the first black man to win the tournament in 1968, when pros were accepted, but Ashe, who still was an amateur, missed out on the $16,000 championship prize. (Now a first-round loser makes more than twice that, $35,754.)
FURTHERMORE . . .
A college competition is being added to the U.S. Open's two-week tennis carnival. The American Collegiate Invitational begins Thursday with eight-player fields for men and women. Among the women is Oyster Bay's Julia Elbaba, who plays for the University of Virginia.