Destinee Hooker scored 22 points and the U.S. women's volleyball team improved to 3-0 with a three-set preliminary round victory over China on Wednesday.The top-ranked U.S. team won 26-24, 25-16, 31-29. No. 3 China fell to 2-1 in the preliminary round.It was the United States' eighth straight victory over China in international competition.The U.S. women are among the favorites to medal in London. The team has never won an Olympic gold medal in indoor volleyball. They brought home silver from Beijing after falling to Brazil.Briefly Gymnastics: Kohei Uchimura of Japan won gold in the all-around Uchimura's score of 92.690 was more than 1.5 points ahead of silver medalist Marcel Nguyen of Germany. American Danell Leyva got the bronze. Swimming: Nathan Adrian of the U.S. closed fast and clocked 47.52 seconds to finish 0.01 ahead of world champion James "The Missile" Magnussen of Australia for gold in the 100 freestyle while American Rebecca Soni set a world record in the 200 breaststroke semifinals. Women's basketball: Angel McCoughtry scored 18 points, Tina Charles had 16 and the U.S. women beat Turkey 89-58. Boxing: Three American fighters lost, depleting their ranks to four. Top-seeded bantamweight Lazaro Alvarez of Cuba beat American Joseph Diaz Jr. 21-15, U.S. heavyweight Michael Hunter lost to Russia's Artur Beterbiev and super heavyweight Dominic Breazeale lost 19-8 to Magomed Omarov. Cycling: Britain's Bradley Wiggins, recent Tour de France winner, won the time trial on the banks of the River Thames. American Kristin Armstrong defended her title in the women's time trial, beating Judith Arndt of Germany by more than 15 seconds to get the gold. Tennis: Venus Williams was eliminated in the singles competition, losing 7-6 (5), 7-6 (5) to No. 7-seeded Angelique Kerber of Germany. Serena Williams moved on, routing No. 13 seed Vera Zvonareva 6-1, 6-0. On the men's side, Britain's Andy Murray outlasted Marcos Baghdatis 4-6, 6-1, 6-4. Novak Djokovic beat Lleyton Hewitt in three sets, and Roger Federer and Jo-Wilfried Tsonga also won. Fencing: Two-time Olympic sabre champion Mariel Zagunis, who carried the American flag at the opening ceremony, lost her last two matches and failed to make the podium. Water polo: Maica Garcia scored twice in the last two minutes as Spain rallied for a 9-9 draw with the U.S. women. The U.S. plays China on Friday.