Great entertainment
Leeds were 2-0 up and cruising. They nearly went 3-0 up but Willy Gnonto's flick went just wide.
The West Ham fans headed for the exits. And then the Hammers scored twice in injury time to turn the tie on its head and send it to extra time.
We're eight minutes into the 30 at the London Stadium. Both teams are pushing for a winner.
Offside! West Ham 2-2 Leeds
Taty Castellanos thought he'd made it 3-2 to West Ham after seizing on a mistake by Lucas Perri.
But VAR has confirmed the West Ham striker went too early and was offside.
FA Cup semi-final draw delayed
For those arriving hoping to see the draw, you're going to have to wait.
West Ham have scored two goals in injury time to force extra time against Leeds.
FT: West Ham 2-2 Leeds
102 minutes have been played and the full-time whistle is blown. We are going to extra-time.
The FA Cup semi-final draw will have to wait...
West Ham 2-2 Leeds
What a turnaround from West Ham. Their fans were despondent and leaving in their droves. Now it's racuous and they are pushing for a winner!
FA Cup semi-final draw details
Reminder of what we're waiting for. The draw for the semi-finals will be done after the full-time whistle at the London Stadium.
Leeds are set to join Southampton, Chelsea and Manchester City in the hat. The games will be played on the weekend of April 25 and 26 at Wembley Stadium.
West Ham 0-2 Leeds
Leeds' fans are making themselves heard inside the London Stadium. It is the away side looking most likely to add to their two goals.
Leeds close to history
Leeds haven't made it to the semi-finals of the FA Cup since 1987.
With 78 minutes gone, they are 2-0 up against West Ham and the home fans are streaking out as Willy Gnonto narrowly misses a chance for 3-0.
GOAL! West Ham 0-2 Leeds
Dominic Calvert-Lewin has only just come onto the pitch for Leeds.
He makes no mistake, beating Alphonse Areola. Leeds have one foot in the semi-finals.
Penalty to Leeds
Max Kilman has given away a penalty for a foul on Brenden Aaronson. Referee Craig Pawson has given it after being sent to the pitchside monitor by VAR.
Saints go marching on
Southampton came into their clash with Arsenal yesterday evening on a 14-game unbeaten streak and continued their remarkable form by taking a huge scalp.
Goals from Ross Stewart and Shea Charles got the job done at St Mary's and sent the Saints to Wembley. They will be hoping it is the first of many visits this spring, with a place in the play-offs the biggest aim this season.
It has been 50 years since their FA Cup win in 1976 and Tonda Eckert has the fanbase believing once again.
Stop-start second half
West Ham's attempts to get back into the game have been hindered by the stop-start nature of the game.
Firstly, there was a long break after Ethan Ampadu hacked down Adama Traore on the break to get a yellow card.
And we've just had another delay after a clash of heads between Jaka Bijol and Pablo.
Chelsea ease their blues
It's been a difficult spell for Chelsea, who crashed out of the Champions League at the hands of PSG and dropped to sixth in the Premier League before the international break.
Things were then made worse by eye-catching comments from Enzo Fernandez, Marc Cucurella and Moises Caicedo. Liam Rosenior dropped all three from his side to play Port Vale yesterday and Chelsea delivered a confident win to ease the tension.
The Blues hammered League One's bottom side 7-0 at Stamford Bridge to reach the semi-finals of the FA Cup.
City back at Wembley again
Manchester City beat Arsenal 2-0 to lift the Carabao Cup at Wembley Stadium on March 22 - and they will be back in north-west London later this month.
Erling Haaland's hat-trick saw them breeze past Liverpool on Saturday. "This club has to win trophies on the biggest stage," he told TNT Sports after netting his 12th hat-trick for City.
Remarkably, it will be a record-extending eighth consecutive FA Cup semi-final appearance for City.
West Ham 0-1 Leeds
Second half is just about to get under way at the London Stadium.
Chances at both ends in the first 45 minutes. Can the Hammers get back into the game? Or will Leeds join Southampton, Chelsea and Manchester City in the semi-finals?
Semi-final dates
The four sides are waiting to discover their opponents for the semi-finals, which will take place on Saturday 25 and Sunday 26 April at Wembley Stadium.
HT: West Ham 0-1 Leeds
Leeds are 45 minutes away from a place in the FA Cup semi-finals and a day out at Wembley.
Ao Tanaka's goal is the difference at the London Stadium.
Penalty shoot-out row
Strange story from the London Stadium, where Leeds have been informed that the penalty shoot-out - if one is needed - won't take place in front of the away fans for safety reasons.
Read John Cross' piece here.
