Azpilicueta hauls down Saka as Cedric delivered a cross into the box and Jonathan Moss points to the spot.
87'
Chelsea corner!
Good bit of defending from Holding to cut out a low cross into the box.
Ramsdale then punches away the corner and Holding is down in the box with cramp.
84'
Mount is shown a yellow card for a nasty challenge.
82'
Attempt missed.
Nuno Tavares right footed shot from the left side of the box misses to the left.
81'
Ziyech is on for Alonso.
75'
Cédric Soares replaces Emile Smith Rowe.
70'
Nketiah is subbed for Martinelli.
65'
CHANCE!
Chelsea are denied!
James drills a low cross into the box, which Ramsdale can only parry to Alonso. The left-back's shot from close range is blocked just yards from the line.
57'
Chelsea 2-3 Arsenal (Nketiah, 57')
56'
Foul by Benjamin White.
Romelu Lukaku wins a free kick in the defensive half.
48'
Attempt blocked.
Marcos Alonso left footed shot from outside the box is blocked.
46'
Thiago Silva replaces Andreas Christensen.
46'
Second Half begins..
H-T'
Chelsea 2-2 Arsenal
45'
What a chance!
Arsenal have looked dangerous every time they've gone forward tonight.
Smith Rowe dances away from several Chelsea defenders in the box before sending an effort just wide. That would have been a really lovely goal.
43'
Saka sends a teasing cross into the area which was begging to be met with a header, but it drifts all the way through and out for a goalkick.
41'
Attempt blocked.
Granit Xhaka left footed shot from the centre of the box is blocked.
38'
Attempt blocked.
Marcos Alonso right footed shot from the left side of the box is blocked.
34'
Attempt missed.
Nuno Tavares left footed shot from the left side of the box.
32'
Chelsea 2-2 Arsenal (Azpilicueta, 32')
27'
Chelsea 1-2 Arsenal (Smith Rowe, 27')
25'
Eddie Nketiah tries a through ball, but Nuno Tavares is caught offside.
24'
Attempt missed.
Eddie Nketiah right footed shot from the centre of the box.
19'
Attempt missed.
Mason Mount right footed shot from the centre of the box misses to the right.
17'
Chelsea 1-1 Arsenal (Werner, 17')
13'
Chelsea 0-1 Arsenal (Nketiah, 13')
9'
Ruben Loftus-Cheek tries a through ball, but Romelu Lukaku is caught offside.
7'
SAVE!
Arsenal's first chance comes to centre-back Gabriel. Xhaka chips a delightful pass in behind and the defender's cross-cum-shot has to be parried away by the left leg of Mendy. That was too easy for Arsenal.
7'
Foul by Mason Mount.
Mohamed Elneny wins a free kick in the attacking half.
5'
OFF THE LINE!
Mount's in-swinging corner almost goes directly in! Gabriel got back onto the goalline and headed the ball away from under his own crossbar. A great bit of defending.
3'
Chelsea have dominated possession in the opening minutes. Kante intercepts deep in the Arsenal half and tries to slip in Werner but the visitors defended well.
1'
First Half begins..
'
Arsenal Starting XI To Face Chelsea: Ramsdale; White, Holding, Gabriel, Tavares; Xhaka, Elneny; Saka, Ødegaard, Smith Rowe; Nketiah.
Chelsea - Lineup
Azpilicueta hauls down Saka as Cedric delivered a cross into the box and Jonathan Moss points to the spot.
Good bit of defending from Holding to cut out a low cross into the box.
Ramsdale then punches away the corner and Holding is down in the box with cramp.
Nuno Tavares right footed shot from the left side of the box misses to the left.
Chelsea are denied!
James drills a low cross into the box, which Ramsdale can only parry to Alonso. The left-back's shot from close range is blocked just yards from the line.
Romelu Lukaku wins a free kick in the defensive half.
Marcos Alonso left footed shot from outside the box is blocked.
Arsenal have looked dangerous every time they've gone forward tonight.
Smith Rowe dances away from several Chelsea defenders in the box before sending an effort just wide. That would have been a really lovely goal.
Granit Xhaka left footed shot from the centre of the box is blocked.
Marcos Alonso right footed shot from the left side of the box is blocked.
Nuno Tavares left footed shot from the left side of the box.
Eddie Nketiah right footed shot from the centre of the box.
Mason Mount right footed shot from the centre of the box misses to the right.
Arsenal's first chance comes to centre-back Gabriel. Xhaka chips a delightful pass in behind and the defender's cross-cum-shot has to be parried away by the left leg of Mendy. That was too easy for Arsenal.
Mohamed Elneny wins a free kick in the attacking half.
Mount's in-swinging corner almost goes directly in! Gabriel got back onto the goalline and headed the ball away from under his own crossbar. A great bit of defending.
ARSENAL - Lineup