Athletics: Holly Bradshaw wins pole vault bronze - GB's 51st medal in Tokyo
Athletics: Steven Gardiner wins men's 400m in 43.85, Nafi Thiam defends heptathlon title, Damian Warner sets Olympic record to win decathlon
Track Cycling: Matt Walls wins omnium gold - GB's 16th
Track cycling: Jason Kenny out of sprint, but Carlin makes Friday's semi-finals
Boxing: Galal Yafai reaches flyweight final
Sprint Canoe: Liam Heath wins K1 200m bronze
Athletics: GB women break 4x100m British record as Dina Asher-Smith returns to track, men through but US out
Hockey: Belgium beat Australia 3-2 in shootout to win men's gold
Women's 4x100m relay heats
Steve Cram
Athletics commentator on BBC TV
41.54! Well, that is a new British record! The changes were great, what a cracking way to start.
Everybody now can sit up and take notice of these GB runners...
Women's 4x100m relay heat
Superb! A new British record as Team GB win their women's 4x100m relay heat with a time of 41.55, with a strong performance from Dina Asher-Smith.
USA are second with Jamaica, who had a scrappy changeover, third.
The top three are through to the final.
Image source, Getty ImagesWomen's 4x100m relay heats
BBC One
Right then, tune into BBC One because Great Britain are about to go in the women's 4x100m relay heats.
GB are in lane five.
Women’s kayak single 500m semi-finals
Deborah Kerr is about to attempt to reach her second final on her Olympic debut.
The Motherwell paddler, who is studying for a degree in sports science at Manchester Metropolitan University, finished eighth in Tuesday’s 200m final.
#bbcolympics
Chris: Commentating on the skateboarding: "Starts with a 540 fish slice, front side Noddy Holder, there's the back alley lip gloss, follows that with the trolley dash 5-O, the backside wedgie and finishes with the Indy windy dangly doodah! What a run!"
Men's park prelims
Ed Leigh
Skateboarding commentator on BBC TV
That is huge.
There will billionaires looking on jealously at that first air, trying to get into space that quickly. Danny Leon, absolutely flying.
The judges have a lot of thinking to do... and we have a new leader! 72.24.
Men's park prelims
A massive score by Spain Danny Leon in the second of the men's park prelims - 72.24 and that is going to take some beating today.
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women's 10m platform - semi-final
Image source, Getty ImagesTeam GB duo Andrea Spendolini-Sirieix and Lois Toulson are in diving action this morning as they take part in the women's 10m platform semi-final, which takes place at around 02:00 BST.
You may or may not be aware that Andrea is the daughter of First Dates compere Fred.
Image source, Getty ImagesHear, hear.
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4x100m relay heats
Confirmation that Great Britain's Dina Asher-Smith will run in the women's 4x100 metres relay heats in Tokyo this morning (02:00 BST)
Asher-Smith, who tore her hamstring earlier this month, returns for the first time after failing to reach the 100m final and pulling out of the 200m.
Asha Philip, Imani-Lara Lansiquot and Daryll Neita complete the GB team.
Canoe Sprint semi-final
Patrick Winterton
Canoeing commentator on BBC TV
That start is so crucial - so bad!
That will have had you on the edge of your seat. We know Liam Heath's got more to give. Is that a man who looks confident or is he a little concerned about his lack of domination?
Image source, Getty ImagesIn case you have been busy over the last 24 hours, here's a look back at the best bits from day 12...
Canoe Sprint - semi-final
Blink and you'll miss it!
Liam Heath recovers from a not-so-great start to secure his place in the final as he goes second quickest with a time of 35.108.
The final is just after 03:30 BST.
#bbcolympics
Liam: Just give Andy Anderson the gold now. No one is gonna have as cool & unique a line as that.
Siobhan: Andy Anderson seems so fun, love all his dancing with the board. Brilliant.
Francesca: The showboating I love it.
Canoe Sprint semi-final
Right then, Olympic champion Liam Heath is ready and waiting to go at the start of the canoe sprint semi-final.
You can watch it on BBC One right now.
Men's park prelims
Marc Churchill
Skateboarding commentator on BBC TV
That was incredible! If you're having fun, it just shows.
I saw the heat coming off Andy Anderson onto the concrete there and it instantly evaporated - that's how hot it is.
Men's park prelims
I mean, just check it out!
Skateboarding is quite possibly my new favourite sport. So entertaining.
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Men's park prelims
Image source, .Some incredible tricks on display in the first prelim! I'm no skater - at least not since the early 90s - but that was impressive viewing.
Zion Wright tops the scores but Andy Anderson and the fun he was having out there was great to watch.
Men's decathlon - 110m hurdles
Image source, Getty ImagesAthletics action is under way and in the second heat of the 110m hurdles in the men's decathlon Czech Republic's Adam Helcelet has just gone quickest with a time of 14:35.
That's a gold-medal winning moustache right there.