Swimming: Men's 100m butterfly finals (9.12am)
FENG TIANWEI, YU MENGYU, ZHOU YIHAN
Table tennis: Women's team q-finals - (9pm) if they advance
Badminton: Women's singles group stage - v Delphine Lansac (Fra) (8.35pm)
Rowing: Women's single sculls repechage final (from 8.40pm) if she advances
Sailing: Men's Laser, races 9 & 10 (tomorrow, 12.05am)
Sailing: Women's Laser Radial, races 9 & 10 (tomorrow, 12.15am)
JUSTIN LIU/DENISE LIM
Sailing: Nacra 17 mixed, races 7 & 8 (tomorrow, 12.15am)
GRISELDA KHNG/SARA TAN
Sailing: Women's 49er FX, races 4, 5 & 6 (tomorrow, 12.05am)
Pick of the action
21 GOLDS AT STAKE
Men's 100m prelims (8.44pm) Singapore's Timothee Yap will feature, while Usain Bolt begins his 'triple-triple' quest. British stars Mo Farah and Jessica Ennis-Hill attempt to retain their men's 10,000m and heptathlon titles respectively.
Men's q-finals: Brazil v Colombia (tomorrow, 9am) Having finally found their shooting touch in the 4-0 win over Denmark, Brazil face their toughest opponents yet - defending champions Colombia.
Men's 1,500m freestyle, 100m butterfly, men's and women's 4x100m medley (from tomorrow, 9.12am) The final day of swimming sees Sun Yang defending his 1,500m crown. The finale will be the medley relays, where Michael Phelps will likely swim his final Olympic race.
You're the toughest little 16 year old I've ever met and I'm not saying that just cause I'm a proud bro.
The older brother of American gymnast Laurie (above) pens an Instagram message congratulating his sister on winning the women's team gold.