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Some context around Team GB's success in the pool.

Between 1928-2004 GB won five swimming golds.

Since then there have been six, with three coming at Tokyo 2020.

All over for today's pool A matches.

Despite a late surge in the third and fourth quarters, Ireland couldn't overturn the deficit against a strong German side.

Germany are now level on nine points with group leaders the Netherlands after that victory, bumping Great Britain down into third place.

Alarm just gone off at 6am? Need to work out what you have missed overnight? We're here for you.

• Swimming: Great Britain's men win a superb gold medal in 4x200m freestyle relay, narrowly missing out on a new world record.
• Swimming: America's Katie Ledecky claims a sixth Olympic gold with victory in the 1500m freestyle.
• Swimming: Australia's Ariarne Titmus beats Ledecky in the 200m freestyle,, external securing a 200m-400m double for the 20-year-old.
• Rowing: Great Britain win their first Olympic medal in the men's quadruple sculls.
• Rowing: Britain's dominance of the men's four ends as their crew veers off course and is unable to win the nation's sixth straight Olympic gold.
• Men's rugby sevens: Britain drop into bronze medal match after 29-7 defeat by New Zealand in semi-finals.
• Hockey: Great Britain women's team continue the defence of their title with a convincing 4-1 victory against India in Pool A.
• Tennis: Ukraine's Elina Svitolina is the first player through to the women's singles semi-finals.

Men's rugby sevens: Great Britain face Argentina with the bronze medal at stake (09:30 BST).

Cycling: Geraint Thomas and Tao Geoghegan Hart go for Great Britain in the Men's time trial (06:00 BST) with former Tour de France champion Thomas likely to be Britain's best hope of a medal.

Gymnastics: Britain’s Joe Fraser and James Hall, compete in the men’s all-around final.

Diving: Jack Laugher and Daniel Goodfellow will try to retain the men's 3m synchro diving title (07:00 BST).

Equestrian: GB's Charlotte Dujardin goes for more Olympic glory after winning team dressage bronze with Charlotte Fry and Carl Hester on Tuesday. Dujardin will aim to become the first British woman to win gold at three Olympics when she competes on Gio from (09:30 BST).

Now if you think things got bad for the British men in the coxless four earlier just take a ganders at this.

Norway's double sculls team took it to a new level.

Have we thought of a portmanteau for Murray and Salisbury yet? Do we need one?

Mur-bury? Salis-Murray? Hmmm.

After winning the opening set, the British pair aim for another early break in the second.

They push opponents Marin Cilic and Ivan Dodig in a lengthy third game, but are unable to snaffle another break point before the Croatians recover to hold serve.

Jack Beaumont has been showing off his shiny silver medal - GB's first ever Olympic medal in the men's quadruple sculls.

Advantage back with Germany.

Franzisca Hauke flicks home mid-circle. There's a lengthy video review to determine whether Ireland keeper Ayeisha McFerran was obstructed in the process.

The umpire's verdict? "No clear reason to change your decision".

Goal stands.

Helen Glover's bid for a third Olympic medal continued as the mother of three reached the final of the women's pairs on her comeback alongside Polly Swann.

After a disappointing display in the heats, the British pair led for much of the first semi-final before qualifying in second place behind Greece after a tight finish.

It's never too late.

Ireland have suddenly come to life in the final quarter as Hannah McLoughlin rifles home past German keeper Julia Sonntag.

Game on.

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Daniil Medvedev is one of a few men who look likely to offer a threat to Novak Djokovic's hopes of completing a first 'Golden Slam' in men's tennis.

What's the 'Golden Slam'? Winning all four Grand Slams, plus the Olympics, in one calendar year. Germany's Steffi Graf is the only player to have achieved this, completing the feat in 1988.

Russian second seed Medvedev, who would not face Djokovic until the final if both get that far, is through to the quarter-finals after seeing off Italy's Fabio Fognini.

Serbia's Djokovic will be on court in a couple of hours or so for his third-round match against Spain's Alejandro Davidovich Fokina.

We're also expecting to see Britain's Liam Broady in action soon (probably in about an hour).

Broady, who marked his Olympic debut with a fine win over Wimbledon semi-finalist Hubert Hurkacz earlier this week, plays French veteran Jeremy Chardy.

Ireland are off the mark in the third quarter.

A penalty corner is flicked on as the German defence rush out from the goal line.

Elena Tice settles herself before smashing a shot past Germany goalkeeper Julia Sonntag.

Too little, too late perhaps? Ireland have another 15 minutes to salvage something from this game.

Kimberley Woods was left in tears after missing out on medal in canoe slalom K1 on day four.

She's probably still feeling a little bruised by her experience at this Games but she's put out a classy post on Twitter, externalthis morning.

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"Come ONNNNN!"

"Let's GOOOOOOO!"

The reactions of Andy Murray and Joe Salisbury tell you things are going well for the British tennis stars.

The pair have one foot in the men's doubles semi-finals after taking the opening set against Croatia's Marin Cilic and Ivan Dodig.

On Murray's serve, Salisbury pounces at the net with a razor-sharp volley to clinch it.

Tom Dean, James Guy, Matthew Richards and Duncan Scott get a treasured new item to whack on their home insurance. What value can you really put on an Olympic gold medal? Priceless.

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Legendary status acquired in just under seven minutes for Great Britain's 4x200m men's freestyle team.

Bad to worse for Ireland.

After a very lengthy review, Germany are awarded a penalty stroke.

No messing around for Lisa Altenburg. The 31-year-old cooly converts into the bottom left corner as Ireland goalkeeper Ayeisha McFerran dives in the opposite direction.

Mark Burt: Have to accept the GB rowing team are nowhere near as strong as they have been in previous years. Might need to call today What if Wednesday.

Jane Pike: I keep waking up and reading the live updates to find out the latest. A disappointing year so far in rowing overall. Meanwhile, what's with Romania's success, I don't remember them ever being this good!

Got to feel for Oliver Cook. He gave an emotional interview to BBC Sport after the men's coxless four: "I do (have the steering). I need to diagnose it but I feel I screwed up a bit and as I was closing in at the end and taking big strokes at the end going for the line I forgot the steering and that’s what cost us to be honest, cost us a medal.

"All I can say is thank you to everyone who stayed up to watch tonight and I’m really sorry we’re not coming back with something."