- Kristin Armstrong took gold in the women's individual time trial, winning her third succesive Olympic gold, while Fabian Cancellara won the men's time trial by more than 47 seconds.
- World record holder Cate Campbell set a new Olympic record in the women's 100 metre freestyle heats, beating the former holder Ranomi Kromowidjojo, who came second.
- Following their 4x200m freestyle relay success on Tuesday, Michael Phelps and Ryan Lochte won their 200 metre individual medley heats.
- New Zealand scraped through to the quarter-finals of the rugby sevens despite a 21-19 defeat to Great Britain.
- The mystery of the green diving pool at the Maria Lenk Aquatics Centre was solved, with FINA confirming a chemical imbalance had changed the hue of the water.
- Men's and women's quadruple sculls finals were part of a completely postponed rowing schedule due to inclement weather, while tennis has been persistently delayed.
QUOTES OF THE DAY
"I have been shooting since I was eight and now I'm 28, so with my 20 years of doing this, I feel like I'm the king and I have the crown," - there was no shortage of confidence from Germany's Florian Floto after his win against Khairul Anuar Mohamad to reach the last 16 of the men's individual archery.
"I'm very happy, but of course, I am also disappointed that I could not win the gold medal because it is only five seconds to first place. I'm happy to get the medal, anyway," - Olga Zabelinskaya could not help but feel a little aggrieved with only taking silver in the women's individual time trial.
"I didn't think I could win the game so easy against Ai Fukuhara, so I was a little nervous before this match - I told my coach maybe I will lose, or maybe I will need seven games to win it," - Li Xiaoxia was surprised to get past Fukuhara 11-4 11-3 11-1 11-1 in their table tennis women's singles semi-final.
"We know we are a step behind this level and we need to keep working and learning because this is the top level. Hopefully we will learn a lot from this and keep building our team," - after Spain's 26-5 loss to France in the rugby sevens, Pablo Feijoo looked to the future.
"I am 19 years old. I played with a legend and I humiliated him. I played very well with him. He had little help from referee, so it's good for me," - Fares Ferjani did away with humility despite losing 15-11 to four-time Olympic medallist Aldo Montano in the men's individual sabre table of 32 clash.
"It's been really amazing. I've really enjoyed it. No-one will have this experience in life. I hope refugees are not refugees anymore and they have their hope to continue their dreams after they see us," - Refugee Olympic Team swimmer Yusra Mardini after competing in the women's 100m freestyle, her final race in Rio.
Jin Jong-oh took gold in the men's 50 metre pistol event, beating Hoang Xuan Vinh of Vietnam and North Korea's Kim Song-guk who took silver and bronze respectively.
Tom Dumoulin claimed silver ahead of Chris Froome in the men's individual time trial, while Anna van der Breggen added bronze to her road race gold in the women's event.
Britain's Joseph Clarke topped the podium in the men's kayak K1, while independent athlete Fehaid Aldeehani triumphed in the men's double trap.
COMING UP: No rest for Phelps and Lochte, Uchimura aiming for double
Late on Tuesday Michael Phelps and Ryan Lochte were part of the United States' 4x200m freestyle relay team, and they were back in the pool for the 200m IM heats on Wednesday afternoon.
The pair will feature in the same semi-final when they return in the evening to try and secure a place in the final, while world record holder Cate Campbell will be looking to do the same in the women's 100m freestyle.
'King' Kohei Uchimura was part of Japan's winning men's gymnastics team, and will be looking to retain the individual all-around gold at the Rio Olympic Arena.
The women's 100m freestyle looked set to require a swim-off between Japan team-mates Rikako Ikee and Miki Uchida for the final semi-final spot.
Ikee and Uchida were joint-16th fastest having finished the sixth heat in 54.50 seconds, but the withdrawal of China's Shen Duo ended the potential for a thrilling head-to-head.