Polina Kozitskiy of Fountainville, Pa., will represent the United States in rhythmic gymnastics at the first-ever Youth Olympic Games in Singapore, August 14-26. The United States qualified to the Youth Olympic Games at the 2009 Junior Pan American Championships.CHICAGO, Ill., June 26, 2010 In a repeat of 2009, Ellina Tregubova of Russia won her second Chicago Cup senior all-around crown at Chicago's Broadway Armory tonight.CHICAGO, Ill., June 26, 2010 Rebecca Sereda of Staten Island, N.Y., won her second straight Chicago Cup junior all-around crown in the 2010 Chicago Cup today at Chicago's Broadway Armory.CHICAGO, Ill., June 25, 2010 Four all-around champions and 16 event champions were crowned in the 2010 U.S. Rhythmic Gymnastics Junior Olympic Optional National Championships at Chicago's Broadway Armory.10-14. She posed for photos with gymnasts from Gymnastics Unlimited. The Visa Championships had a booth in the tournament's fan area that featured the Tyson Fitness Challenge Zone.10-14 in Hartford. Miller signed autographs and posed for photos at USA Gymnastics' booth at the 2010 Travelers Championships, a PGA Tour stop in Hartford.Athletes from 10 countries and seven U.S. gymnasts will compete this weekend in the 2010 Chicago Cup at the Broadway Armory Park on June 26-27. The Chicago Cup features both a junior and senior all-around and individual event competition, along with a group exhibition.