Probe into gymnasts' ages - The IOC says it has asked China for more proof that none of its winning women's team were under-age.
Lu wins men's trampoline - Lu Chunlong wins the men's trampoline on Tuesday, emulating team-mate He Wenna in the women's event on Monday.
Zou secures bar gold for China - Zou Kai ensures China complete a virtual clean sweep of the men's gymnastic titles as he wins the men's horizontal bar.