Postpublished at 16:43 27 June
Kasatkina 6-2 1-1 Raducanu*
We're now at deuce after Emma Raducanu shanks a forehand into the crowd.
The slow ball of Daria Kasatkina is troubling the Brit.
Watch live coverage of day four of Eastbourne (UK only)
RESULT: Daria Kasatkina 6-2 6-2 Emma Raducanu
Katie Boulter loses 6-1 7-6 (7-0) to French Open runner-up Jasmine Paolini
Harriet Dart beaten 6-2 6-1 by Leylah Fernandez
GB's Billy Harris beats Flavio Cobolli 6-7 (3-7) 7-6 (7-4) 6-2 to reach first ATP Tour semi-final
Charlotte Coates
Kasatkina 6-2 1-1 Raducanu*
We're now at deuce after Emma Raducanu shanks a forehand into the crowd.
The slow ball of Daria Kasatkina is troubling the Brit.
Kasatkina 6-2 1-1 Raducanu*
From 40-0 up to 40-30, Emma Raducanu is under pressure to hold serve.
Kasatkina 6-2 1-1 Raducanu*
Now you don't get much luckier than that!
Emma Raducanu slams a forehand into the net cord and it drops over on to the side of Daria Kasatkina.
40-0.
Kasatkina 6-2 1-1 Raducanu*
There it is!
After missing the first break point, Emma Raducanu guides a lovely backhand winner down the line to break back.
There's no reaction from the Brit but the crowd loved that.
*Kasatkina 6-2 1-0 Raducanu
Is the door open for Emma Raducanu?
She's got two break points after a double fault from Daria Kasatkina.
*Kasatkina 6-2 1-0 Raducanu
Ahhh, that was not good.
Emma Raducanu moves forward in the court and powers a forehand into the net.
The Brit is now starting to look dejected as she goes a set and a break down.
Kasatkina 6-2 0-0 Raducanu*
Big trouble for Emma Raducanu as Daria Kasatkina has her first break point of the second set.
The Brit showed her first display of frustration at the swirling wind.
Kasatkina 6-2 0-0 Raducanu*
A little fist pump from Emma Raducanu as she hits her second ace of the match.
Daria Kasatkina then plays a perfect point to move the ball around the court and hit a forehand winner down the line.
Deuce.
Kasatkina 6-2 0-0 Raducanu*
At the sixth time of asking, Daria Kasatkina has won the first set after Emma Raducanu smashed a forehand long.
Plenty of work to do for the Brit but there were glimpses of her talent in that first set.
*Kasatkina 5-2 Raducanu
Two more set points for Daria Kasatkina.
She goes long on the first one. Five set points have come and gone.
*Kasatkina 5-2 Raducanu
It might not turn out to count for much being two breaks down but that's a great hold for Emma Raducanu.
She was down 40-0 and could have easily let the set go but she dug deep to save a number of set points and win the game.
Brilliant attitude from the 21-year-old.
Kasatkina 5-1 Raducanu*
What a shot that is from Emma Raducanu!
A brilliant rally from both but Raducanu hits a kind of sliced backhand to win the point.
The crowd showed its appreciation after that one.
Kasatkina 5-1 Raducanu*
We're now at deuce as Emma Raducanu digs deep to save three set points.
Kasatkina 5-1 Raducanu*
Another set point saved...
Kasatkina 5-1 Raducanu*
Three set points for Daria Kasatkina in what has been an extremely one-sided set.
Emma Raducanu saves the first with a great forehand winner.
Kasatkina 5-1 Raducanu*
Daria Kasatkina holds to move to within one game of the first set.
Emma Raducanu's level has dropped but I don't really think Kasatkina could be playing much better, she's been brilliant.
*Kasatkina 4-1 Raducanu
Lovely little slice from Emma Raducanu as she plays Daria Kasatkina at her own game.
*Kasatkina 4-1 Raducanu
After such a promising start from Emma Raducanu, Daria Kasatkina is now well in control as she breaks for a second time.
Bit of a strange atmosphere on centre court as Raducanu edges towards losing the first set.
Kasatkina 3-1 Raducanu*
Daria Kasatkina is into her groove and making Emma Raducanu run all around the baseline.
Kasatkina's slices are troubling Raducanu, who holds her arms outstretched to her team almost like she's asking what to do.
Kasatkina 3-1 Raducanu*
The Eastbourne breeze is picking up but Emma Raducanu rips a cross-court backhand winner to show it's not bothering her.
We're at 30-30.