On women's vault, 2008 Olympic champion Hong Un Jong of DPR Korea defeated three-time world champion Cheng Fei of China.

South Korea took two titles with Kim Soo Myun winning the men's floor exercise and Kim Ji Hoon first on high bar.

Hungary's Krisztian Berki broke the Asian domination in Belgrade by winning the pommel horse title. The European men earned the next three titles as well: Russia's Alexander Balandin (rings), Romania' s Flavius Koczi (vault) and France's Cyril Tommasonne on parallel bars.

On the first day of swimming action, the United States finished 1-2 in the women's 400m individual medley event with Ava Ohlgren capturing the gold medal with a time of 4:40.61 and compatriot Lyndsay De Paul having silver in 4:41.94.

The American quartet of Michelle King, Madison Kennedy, Ava Ohlgren and Morgan Scroggy won the women's 4x100m freestyle relay final in 3:41.81, beofre their compatriots William Copeland, Chris Brady, Eric McGinnis and Doug Robison followed suit in the men's 4x100m freestyle relay, touching home with a Games-record time of 3: 14.74.

Poland's Przemyslaw Stanczyk denied a U.S. clean sweep of gold medals when he held off a hard-charging Chad La Tourette of the United States in the men's 400 freestyle final, 3:46.72 to 3:46.93.

In water polo, China's women's team defeated Australia 8-6 and advanced to the semifinals by ending up first in Group B.

"We came here for gold and we will give our best. Whatever happens, we will take only positive impressions with us," said Gao Ao of the Chinese team.

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