AS IT HAPPENED: Rio 2016 Day 6 night action
Cate Campbell has missed out on a medal in a huge boilover from the pool while Michael Phelps keep winning gold. Keep up to date with all the action and results (All times AEST).
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1:22pm Is this the worst blunder in sports calling history?
This Canadian commentator will never live this down.
"Finally he's going to do it! Ryan Lochte is going to beat Michael Phelps," he screams.
His pause after the realisation is incredible.
12:40pm Campbell sisters miss out the medals in 100m freestyle
In a massive boilover gold medal favourite Cate Campbell has finished sixth in the 100m freestyle, while sister Bronte finished fourth.
Cate Campbell turned after 50m well ahead of the pack but faded on the final 50m to be swallowed up by the field.
It was a dead heat for the gold.
12:15pm Michael Phelps you absolute freak
Michael Phelps becomes the first swimmer to ever win an event four Olympics in a row.
He destroyed his opponents to storm home in the 200m IM and claim his 22nd Olympic gold medal, his fourth of this meet.
The fashion in which is crushed everyone in the final lap has to be seen to be believed.
11:33am SILVER MEDAL for Larkin in 200m backstroke
Mitch Larkin has shaken the disappointment of his 100m backstroke performance to win silver in the 200m backstroke.
Larkin went out hard and lead at the first turn but Ryan Murphy made his move at the halfway mark to win gold and claim the 100m, 200m backstroke double.
Larkin was clearly disappointed following the swim, saying he came to Rio wioth the goal of two gold.
11:32am McKeown misses out on medal in breastroke
Aussie Taylor McKeown has just missed out on a medal in the 200m breastroke.
11:13am McEvoy misses 50m freestyle final
McEvoy misses out. Pic: Getty
Cam McEvoy finished seventh in his semi final to miss the final altogether.
He handled it with the same poise he did the disappointment of yesterday's 100m.
11:00am Highlights of Day 6
Take a look back at the biggest moments so far form Day 6 of Rio action.
10:15am What the hell is that?
It is actually the world's biggest rodent. Pic: Getty
Rio golfers were left gobsmacked when the world's largest rodent, a capybara, strolled onto the course during play.
9:30am Rio's dirty waters claim first victim
This is a sickening image of sewage moving into the canals near the Olympic Park in Rio. Photo: AP
Rio's heavily scrutinised wates have claimed their first 'victim', a Belgian female sailor who won a bronze medal at the 2012 Olympics.
Evi Van Acker is the first sailor to fall sick and said she felt symptoms after Wednesday's races in the heavily polluted Guanabara Bay waters.
8:48am Hockeyroos beat world No.2 Argentina
Great win from Hockeyroos. Pic: Getty
Hockeyroos have all but secured a quarter-final spot in the hockey after beating Argentina 1-0.
8:45am Cambage was huge as Opals beat Japan
Cambage pulled Australia to victory. Pic: Getty
Australia were down by 16 points in the fourth quarter.
But then Liz Cambage took control of the game and the Opals stormed home.
The beat Japan 92-86 to top their pool.
8:30am Fiji win GOLD in Sevens
Fiji have won their first Olympics medal thrashing Great Britain 43-7 to claim the gold in the sevens.
They were the hot favourites going into the Olympics and didn't disappoint, saving their best for last.
How is it that every Fijian can sing so well?
This is beautiful celebration song from the boys.
8:10am Well this is a novel way to avoid a drug test
Kenyan coach sent home. Pic: Getty
A Kenyan coach has been sent home in disgrace after trying to impersonate an athlete and take his urine test for him at Rio.
7:50 Aussies edged out of bronze in team sprint
France have pushed Australia into fourth spot in the team sprint.
Aussies finish fourth. Pic: Getty
7:35am Simone Biles you absolute star
We have just witnessed one of the great gymnastic floor routines of all time.
Simone Biles has just beaten all comers by more than two points to win gold in the all-round individual event.
7:25am This is not how you do pursuit
Well this is a bit embarrassing. A Dutch cyclist has crashed out heavily in the men's teams pursuit qualification.
7:20am IOC vice-president slams Rio Games
Civil unrest has hampered Olympics. Pic: Getty
The civil unrest in Brazil has made the 2016 Olympics the "most difficult" the International Olympic Committee has encountered, according to vice-president John Coates.
7:15am McEvoy suffered stage fright: coach
McEvoy suffered stage fright. Pic: Getty
Cam McEvoy was making no excuses for his seventh-placed finish in the 100m freestyle. He didn't want to take anything away from Kyle Chalmers.
His coach however said, "He just wasn't there at the right time. And that is mental."