We'll be back from 09:15 BST on Wednesday for India v Afghanistan.
See you then.
'I'm speechless'
Player of the match Muhammad Rizwan: "It’s always a proud moment for you when you perform for your
country and performances like that, when you win the match, is speechless for
you.
"It was difficult because when you have a chase like that it’s always special for you. The thing for us is that when we went to the
dressing room every player had the belief that we can chase that."
Post update
Daniel Norcross
BBC Test Match Special commentator
It's a record run chase. Records are being broken left, right and centre. Four centurions in this match, a record in men's World Cup history. It's quite the thing.
Post update
Daniel Norcross
BBC Test Match Special commentator
Muhammad Rizan, for someone batting on one leg, has pulled off a magnificent win for Pakistan.
Pakistan have sent a message in this World Cup. They may not have the fire power of some of the other teams in this competition, but they have some very experienced players.
BreakingPakistan win by six wickets
They've done it!
A record World Cup chase.
Absolutely brilliant from Pakistan!
Scores are level
Pak 344-4
A really poor over form Matheesha Pathirana.
Pakistan take 19 from it and they need one to win!
Pak 333-4
Two boundaries in a row!
Pakistan need 12 from 16 balls.
We are closing on history.
Pak 325-4
Need 20 from 18 balls
Four singles and one two from the over.
Pakistan are milking their way to the win.
20 from 18 needed.
Pak 319-4
Need 26 from 24 balls
Five singles from Dilshan Madushanka's over.
Pakistan need 26 from 24 balls.
They are closing in on history.
Post update
With the run chase at almost a run a ball, Pakistan are now firm favourites according to WinViz.
CricViz/BBCSportCopyright: CricViz/BBCSport
Pak 314-4
Need 31 from 30 balls
Sri Lanka have had Saud Shakeel caught at point but Pakistan are closing on this record World Cup chase.
Iftikar Ahmed is the new batter and he's just got a streaky four, while Muhammad Rizwan is unbeaten on 118.
Pakistan need 31 from 30 balls.
Pak 294-3
Muhammad Rizwan has brought up his century off 97 balls. It has been a brilliant and patient innings from the Pakistan keeper.
Sri Lanka are missing opportunities to build pressure on Pakistan with Saud Shakeel dropped on 20 in the covers and then 23 at long-on.
He then, obviously, sweeps to the boundary.
Pakistan need 51 from 42 balls.
Post update
Alex Hartley
Former England bowler on BBC Test Match Special
It is Pakistan's match to lose. They have timed this chase to perfection at the moment.
Rizwan closes on century despite injury
Pak 271-3; Target 345
Getty ImagesCopyright: Getty Images
This record chase is definitely on!
Muhammad Rizwan is struggling with a back injury and cramp but he's still going.
He's up to 97 not out off 93 balls. Saud Shakeel has 16 off 18 balls.
Pakistan need 74 from 60 balls. Game on!
Post update
Here's the current WinViz, provided by CricViz too.
Have we got a close finish in store?
CricViz/BBC SportCopyright: CricViz/BBC Sport
Shafique falls but Pakistan going well
Pak 228-3; Target 345
Sri Lanka have found their breakthrough.
Abdullah Shafique reached his half-century with a boundary but has been brilliantly caught at point off Matheesha Pathirana.
Muhammad Rizwan has made a run-a-ball 75 and he's joined by Saud Shakeel.
Pakistan need 117 off 15 overs to complete a record World Cup chase.
Post update
According to CricViz, this is how WinViz currently looks.
At this stage Sri Lanka were 229-3.
CricVizCopyright: CricViz
Post update
Waqar Younis
Former Pakistan fast bowler on BBC Test Match Special
This game is going to go to the wire, isn't it?
Rizwan reaches half-century as Pakistan continue to build
Pak 182-2; Target 345
Getty ImagesCopyright: Getty Images
The partnership of Muhammad Rizwan and Abdullah Shafique is still going.
It is now worth 145 off 136 balls.
Rizwan is starting to up the ante and he's reached his half-century. He's currently 55 off 61 balls, while Shafique is 96 off 92 balls.
Pakistan need 163 from 20 overs.
Post update
Waqar Younis
Former Pakistan fast bowler on BBC Test Match Special
Pakistan will want to leave something like 90 from the final 10 overs.
Live Reporting
Callum Matthews
All times stated are UK
CricViz/BBCSportCopyright: CricViz/BBCSport 
Getty ImagesCopyright: Getty Images 
CricViz/BBC SportCopyright: CricViz/BBC Sport 
CricVizCopyright: CricViz 
Getty ImagesCopyright: Getty Images 
Latest PostPost update
That's all from us.
I'll leave you with the report as Pakistan chase a World Cup record 345 to beat Sri Lanka.
Elsewhere England recovered from their opening-game defeat with a 137-run win over Bangladesh.
England's "unglamorous run-machine" Dawid Malan delivered again too.
We'll be back from 09:15 BST on Wednesday for India v Afghanistan.
See you then.
'I'm speechless'
Player of the match Muhammad Rizwan: "It’s always a proud moment for you when you perform for your country and performances like that, when you win the match, is speechless for you.
"It was difficult because when you have a chase like that it’s always special for you. The thing for us is that when we went to the dressing room every player had the belief that we can chase that."
Post update
Daniel Norcross
BBC Test Match Special commentator
It's a record run chase. Records are being broken left, right and centre. Four centurions in this match, a record in men's World Cup history. It's quite the thing.
Post update
Daniel Norcross
BBC Test Match Special commentator
Muhammad Rizan, for someone batting on one leg, has pulled off a magnificent win for Pakistan.
Pakistan have sent a message in this World Cup. They may not have the fire power of some of the other teams in this competition, but they have some very experienced players.
BreakingPakistan win by six wickets
They've done it!
A record World Cup chase.
Absolutely brilliant from Pakistan!
Scores are level
Pak 344-4
A really poor over form Matheesha Pathirana.
Pakistan take 19 from it and they need one to win!
Pak 333-4
Two boundaries in a row!
Pakistan need 12 from 16 balls.
We are closing on history.
Pak 325-4
Need 20 from 18 balls
Four singles and one two from the over.
Pakistan are milking their way to the win.
20 from 18 needed.
Pak 319-4
Need 26 from 24 balls
Five singles from Dilshan Madushanka's over.
Pakistan need 26 from 24 balls.
They are closing in on history.
Post update
With the run chase at almost a run a ball, Pakistan are now firm favourites according to WinViz.
Pak 314-4
Need 31 from 30 balls
Sri Lanka have had Saud Shakeel caught at point but Pakistan are closing on this record World Cup chase.
Iftikar Ahmed is the new batter and he's just got a streaky four, while Muhammad Rizwan is unbeaten on 118.
Pakistan need 31 from 30 balls.
Pak 294-3
Muhammad Rizwan has brought up his century off 97 balls. It has been a brilliant and patient innings from the Pakistan keeper.
Sri Lanka are missing opportunities to build pressure on Pakistan with Saud Shakeel dropped on 20 in the covers and then 23 at long-on.
He then, obviously, sweeps to the boundary.
Pakistan need 51 from 42 balls.
Post update
Alex Hartley
Former England bowler on BBC Test Match Special
It is Pakistan's match to lose. They have timed this chase to perfection at the moment.
Rizwan closes on century despite injury
Pak 271-3; Target 345
This record chase is definitely on!
Muhammad Rizwan is struggling with a back injury and cramp but he's still going.
He's up to 97 not out off 93 balls. Saud Shakeel has 16 off 18 balls.
Pakistan need 74 from 60 balls. Game on!
Post update
Here's the current WinViz, provided by CricViz too.
Have we got a close finish in store?
Shafique falls but Pakistan going well
Pak 228-3; Target 345
Sri Lanka have found their breakthrough.
Abdullah Shafique reached his half-century with a boundary but has been brilliantly caught at point off Matheesha Pathirana.
Muhammad Rizwan has made a run-a-ball 75 and he's joined by Saud Shakeel.
Pakistan need 117 off 15 overs to complete a record World Cup chase.
Post update
According to CricViz, this is how WinViz currently looks.
At this stage Sri Lanka were 229-3.
Post update
Waqar Younis
Former Pakistan fast bowler on BBC Test Match Special
This game is going to go to the wire, isn't it?
Rizwan reaches half-century as Pakistan continue to build
Pak 182-2; Target 345
The partnership of Muhammad Rizwan and Abdullah Shafique is still going.
It is now worth 145 off 136 balls.
Rizwan is starting to up the ante and he's reached his half-century. He's currently 55 off 61 balls, while Shafique is 96 off 92 balls.
Pakistan need 163 from 20 overs.
Post update
Waqar Younis
Former Pakistan fast bowler on BBC Test Match Special
Pakistan will want to leave something like 90 from the final 10 overs.