Postpublished at 17:37 Greenwich Mean Time 5 February 2022
Cambridge Utd 0-0 Luton
David James
Former England goalkeeper on BBC Red Button
Cambridge have a serious aerial threat. Luton will have to be aware of that.
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Chelsea beat Chesterfield in round three, while Plymouth knocked out Birmingham
Tuchel tests positive for Covid and misses tie
Plymouth are seventh in League One
Chelsea are eight-team winners, last in 2017-18
Plymouth's best FA Cup run saw them reach the semi-finals in 1983-84
Phil Dawkes and Shamoon Hafez
Cambridge Utd 0-0 Luton
David James
Former England goalkeeper on BBC Red Button
Cambridge have a serious aerial threat. Luton will have to be aware of that.
The home side knows.
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Cambridge Utd 0-0 Luton
Cambridge win a free kick some 35 yards from goal. Wes Hoolahan sends the ball into the box but it is headed behind for a goal kick.
FT: Southampton 2-1 Coventry
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Cambridge Utd 0-0 Luton
Cambridge are looking to knockout another higher division side after stunning Newcastle in the previous round. The home fans are making plenty of noise, great atmosphere.
Cambridge 0-0 Luton
David James
Former England goalkeeper on BBC Red Button
There is a real wind across this stadium.
It's something Cambridge boss Mark Bonner pointed out before the game.
Southampton 2-1 Coventry
It is all over! Despite a late fight from Coventry it is Southampton that seal their place in the fifth round.
Cambridge Utd 0-0 Luton
It is League One versus the Championship as Cambridge United against Luton gets under way.
Southampton 2-1 Coventry
Coventry think they've equalised as Martyn Waghorn taps in from close range but he's way offside.
That's after Willy Caballero made a string of saves.
Southampton 2-1 Coventry
And another chance goes begging for Coventry as Martyn Waghorn plants a header just wide of the upright.
That was surely the final chance for the Championship side?
Southampton 2-1 Coventry
Coventry have stepped up the urgency now because it is all or nothing. Southampton have to hold on for just three minutes.
Cambridge v Luton (17:30 GMT)
BBC Red Button
You can follow Cambridge's tie with Luton on the BBC Red Button.
Make a beverage of your choice and get it on!
Southampton 2-1 Coventry
Oh it should be 2-2!
Jake Clarke-Salter pulls away from the defence to meet a free kick, he's unmarked and four yards out but puts his header straight at Willy Caballero.
Kyle Walker-Peters (112 mins)
Have Southampton snatched this late, late on!?
It looked like there was going to be no way through this disciplined Coventry defence but Kyle Walker-Peters takes it upon himself to score as he cuts in from the left and flashes a low effort into the back of the net.
Southampton 1-1 Coventry
Coventry are not putting anyone in the Southampton half as they look to try to see this through to penalties.
Southampton 1-1 Coventry
Fifteen minutes for someone to find a winner, otherwise it is going to be penalties.
Southampton 1-1 Coventry
It is half time in extra time and there's no separating two tired teams.
Southampton 1-1 Coventry
Nathan Redmond and Kyle Walker-Peters are looking the biggest threat for Southampton and are causing Coventry plenty of headaches down the left. Both sets of players are looking tired now, though.
Southampton 1-1 Coventry
Shane Long is up to meet a flighted ball into the box by James Ward-Prowse but Long can only cushion a header into Simon Moore's hands.
FT: Crystal Palace 2-0 Hartlepool
The Hartlepool fans are still in Selhurst Park singing along to 'Sweet Caroline'. They've had a grand day out regardless of the result.