SUBSTITUTION: T. Werner COMES ON FOR K. Havertz
Substitution - Chelsea. Timo Werner for Kai Havertz.
Missed chance. Romelu Lukaku - Chelsea - shot with the head from the centre of the box missed. Assist - Marcos Alonso.
Corner - Chelsea. Conceded by Folarin Balogun.
Shot blocked. Hakim Ziyech - Chelsea - shot with left foot from outside the box is blocked. Assist - Jorginho.
Corner - Chelsea. Conceded by Rob Holding.
New attacking attempt. Kai Havertz - Chelsea - shot with right foot from the right side of the six yard box is saved in the right corner. Assist - Romelu Lukaku.
SUBSTITUTION: H. Ziyech COMES ON FOR M. Mount
Corner - Arsenal. Conceded by Reece James.
Substitution - Chelsea. Hakim Ziyech for Mason Mount.
Reece James - Chelsea - won a free kick in defence.
Fouled by Granit Xhaka - Arsenal
Shot blocked. Reece James - Chelsea - shot with right foot from the left side of the box is blocked.
SUBSTITUTION: F. Balogun COMES ON FOR G. Martinelli
Substitution - Arsenal. Folarin Balogun for Gabriel Martinelli - injury.
New attacking attempt. Romelu Lukaku - Chelsea - shot with the head from the centre of the box is saved in the top right corner. Assist - Mason Mount.
Corner - Chelsea. Conceded by Rob Holding.
Corner - Chelsea. Conceded by Nuno Tavares.
SUBSTITUTION: N. Kante COMES ON FOR M. Kovacic
Substitution - Chelsea. N Golo Kanté for Mateo Kovacic.
Corner - Arsenal. Conceded by César Azpilicueta.
Missed chance. Mateo Kovacic - Chelsea - shot with right foot from the centre of the box missed. Assist - Reece James after corner.
Hand ball by Mateo Kovacic - Chelsea
Shot blocked. Reece James - Chelsea - shot with right foot from outside the box is blocked. Assist - Marcos Alonso.
Corner - Chelsea. Conceded by Pablo Marí.
Shot blocked. Emile Smith Rowe - Arsenal - shot with right foot from the centre of the box is blocked. Assist - Cédric Soares with a cross.
Offside - Arsenal. Emile Smith Rowe with a pass, however Cédric Soares is in offside.
Missed chance. Mateo Kovacic - Chelsea - shot with right foot from outside the box is high and wide to the right .
Romelu Lukaku - Chelsea - won a free kick on the right wing.
Fouled by Albert Sambi Lokonga - Arsenal
Albert Sambi Lokonga - Arsenal - receive yellow card for a foul.
SUBSTITUTION: N. Tavares COMES ON FOR K. Tierney
Substitution - Arsenal. Nuno Tavares for Kieran Tierney - injury.
New attacking attempt. Pierre-Emerick Aubameyang - Arsenal - shot with left foot from the left side of the box is saved by goalkeeper in the centre of the goal. Assist - Gabriel Martinelli.
Mason Mount - Chelsea - won a free kick in defence.
Fouled by Granit Xhaka - Arsenal
SUBSTITUTION: P. Aubameyang COMES ON FOR B. Saka
Substitution - Arsenal. Pierre-Emerick Aubameyang for Bukayo Saka.
Missed chance. Rob Holding - Arsenal - shot with the head from the centre of the box is close, but missed. Assist - Pablo Marí with a head after corner.
Fouled by Kai Havertz - Chelsea
Albert Sambi Lokonga - Arsenal - won a free kick in attack.
Corner - Arsenal. Conceded by Andreas Christensen.
Gabriel Martinelli - Arsenal - won a free kick in defence.
Fouled by Andreas Christensen - Chelsea
Offside - Arsenal. Bernd Leno with a pass, however Nicolas Pépé is in offside.
Missed chance. Mason Mount - Chelsea - shot with left foot from outside the box missed. Assist - Romelu Lukaku.
Shot blocked. Romelu Lukaku - Chelsea - shot with right foot from the centre of the box is blocked.
Corner - Chelsea. Conceded by Cédric Soares.
New attacking attempt. Bukayo Saka - Arsenal - shot with left foot from outside the box is saved in the top centre of the goal. Assist - Granit Xhaka.
Corner - Arsenal. Conceded by Édouard Mendy.
Corner - Arsenal. Conceded by Antonio Rüdiger.
Shot blocked. Romelu Lukaku - Chelsea - shot with left foot from the centre of the box is blocked. Assist - Mateo Kovacic.
Shot blocked. Kai Havertz - Chelsea - shot with right foot from the left side of the box is blocked. Assist - Marcos Alonso.
Offside - Arsenal. Kieran Tierney with a pass, however Gabriel Martinelli is in offside.
Jorginho - Chelsea - won a free kick in defence.
Fouled by Nicolas Pépé - Arsenal
Second Half starts Arsenal 0, Chelsea 2.
Rob Holding - Arsenal - receive yellow card for a foul.
Offside - Arsenal. Gabriel Martinelli with a pass, however Nicolas Pépé is in offside.
First Half ended - Arsenal 0, Chelsea 2.
Corner - Arsenal. Conceded by Jorginho.
Marcos Alonso - Chelsea - won a free kick in defence.
Fouled by Rob Holding - Arsenal
Corner - Arsenal. Conceded by Reece James.
VAR Decision: No Penalty Arsenal.
Corner - Arsenal. Conceded by César Azpilicueta.
Missed chance. Kai Havertz - Chelsea - shot with the head from few metres missed. Assist - Mason Mount.
Goal! Arsenal 0, Chelsea 2. Reece James - Chelsea - shot with right foot from the centre of the box to the top left corner. Assist - Mason Mount.
Romelu Lukaku - Chelsea - won a free kick in defence.
Pablo Marí - Arsenal - receive yellow card for a foul.
Fouled by Pablo Marí - Arsenal
New attacking attempt. Mason Mount - Chelsea - shot with right foot from a diffucult position and long distance on the left is saved by goalkeeper in the centre of the goal. Assist - Reece James with a cross.
Shot blocked. Romelu Lukaku - Chelsea - shot with left foot from outside the box is blocked. Assist - Marcos Alonso.
Missed chance. Albert Sambi Lokonga - Arsenal - shot with right foot from outside the box is high and wide to the right. Assist - Granit Xhaka.
Shot blocked. Romelu Lukaku - Chelsea - shot with right foot from the centre of the box is blocked. Assist - Mason Mount.
Shot blocked. Mason Mount - Chelsea - shot with right foot from the centre of the box is blocked. Assist - Reece James.
Corner - Chelsea. Conceded by Pablo Marí.
Missed chance. Romelu Lukaku - Chelsea - shot with the head from the centre of the box is very close to the goal after corner.
Corner - Chelsea. Conceded by Rob Holding.
Goal! Arsenal 0, Chelsea 1. Romelu Lukaku - Chelsea - shot with right foot from few metres to the centre of the goal. Assist - Reece James.
Marcos Alonso - Chelsea - won a free kick in attack.
Fouled by Nicolas Pépé - Arsenal
Offside - Arsenal. Kieran Tierney with a pass, however Gabriel Martinelli is in offside.
Marcos Alonso - Chelsea - won a free kick in defence.
Fouled by Albert Sambi Lokonga - Arsenal
Corner - Arsenal. Conceded by Marcos Alonso.
Fouled by Marcos Alonso - Chelsea
Emile Smith Rowe - Arsenal - won a free kick in defence.
Shot blocked. Kai Havertz - Chelsea - shot with left foot from the left side of the box is blocked. Assist - Romelu Lukaku.
Shot blocked. Reece James - Chelsea - shot with right foot from outside the box is blocked. Assist - Marcos Alonso.
New attacking attempt. Emile Smith Rowe - Arsenal - shot with left foot from outside the box is saved in the right corner. Assist - Bukayo Saka with a head.
The teams are on their way out of the tunnel - and we're about to get underway at Emirates Stadium