Joël Veltman - Brighton and Hove Albion - won a free kick in defence.
Robert Sánchez - Brighton and Hove Albion - receive yellow card.
Fouled by Eddie Nketiah - Arsenal
Hand ball by Danny Welbeck - Brighton and Hove Albion
New attacking attempt. Albert Sambi Lokonga - Arsenal - shot with right foot from outside the box is saved by goalkeeper in the centre of the goal. Assist - Bukayo Saka.
Shot blocked. Bukayo Saka - Arsenal - shot with right foot from the centre of the box is blocked. Assist - Eddie Nketiah.
Goal! Arsenal 1, Brighton and Hove Albion 2. Martin Ødegaard - Arsenal - shot with left foot from outside the box to the top left corner. Assist - Granit Xhaka.
Eddie Nketiah - Arsenal - hits the bar with a shot with left foot from few metres.
Martin Ødegaard - Arsenal - hits the bar with a shot with left foot from outside the box from a free kick.
Fouled by Alexis Mac Allister - Brighton and Hove Albion
Alexandre Lacazette - Arsenal - won a free kick in attack.
Missed chance. Albert Sambi Lokonga - Arsenal - shot with right foot from outside the box is close, but missed. Assist - Gabriel Magalhães.
Substitution - Brighton and Hove Albion. Adam Webster for Leandro Trossard.
SUBSTITUTION: A. Webster COMES ON FOR L. Trossard
Shot blocked. Nicolas Pépé - Arsenal - shot with left foot from few metres is blocked. Assist - Bukayo Saka.
Danny Welbeck - Brighton and Hove Albion - won a free kick on the right wing.
Fouled by Albert Sambi Lokonga - Arsenal
Albert Sambi Lokonga - Arsenal - receive yellow card for a foul.
Shot blocked. Nicolas Pépé - Arsenal - shot with left foot from the centre of the box is blocked. Assist - Alexandre Lacazette.
Corner - Arsenal. Conceded by Marc Cucurella.
SUBSTITUTION: T. Lamptey COMES ON FOR E. Mwepu
Substitution - Brighton and Hove Albion. Tariq Lamptey for Enock Mwepu - injury.
Fouled by Pascal Groß - Brighton and Hove Albion
Fouled by Enock Mwepu - Brighton and Hove Albion
Martin Ødegaard - Arsenal - won a free kick in defence.
Granit Xhaka - Arsenal - won a free kick in defence.
SUBSTITUTION: A. Lallana COMES ON FOR Y. Bissouma
SUBSTITUTION: N. Pepe COMES ON FOR G. Martinelli
Substitution - Arsenal. Nicolas Pépé for Gabriel Martinelli.
Substitution - Brighton and Hove Albion. Adam Lallana for Yves Bissouma.
Fouled by Marc Cucurella - Brighton and Hove Albion
Bukayo Saka - Arsenal - won a free kick in defence.
Alexandre Lacazette - Arsenal - won a free kick in attack.
Fouled by Yves Bissouma - Brighton and Hove Albion
Fouled by Gabriel Martinelli - Arsenal
Joël Veltman - Brighton and Hove Albion - won a free kick in defence.
Goal! Arsenal 0, Brighton and Hove Albion 2. Enock Mwepu - Brighton and Hove Albion - shot with right foot from outside the box to the left corner. Assist - Moisés Caicedo.
Enock Mwepu - Brighton and Hove Albion - won a free kick in defence.
Fouled by Granit Xhaka - Arsenal
Offside - Brighton and Hove Albion. Lewis Dunk with a pass, however Leandro Trossard is in offside.
Shot blocked. Moisés Caicedo - Brighton and Hove Albion - shot with right foot from outside the box is blocked.
Missed chance. Bukayo Saka - Arsenal - shot with left foot from the centre of the box goes high after corner.
Substitution - Arsenal. Eddie Nketiah for Emile Smith Rowe - injury.
Shot blocked. Martin Ødegaard - Arsenal - shot with right foot from the right side of the box is blocked. Assist - Cédric Soares.
Corner - Arsenal. Conceded by Moisés Caicedo.
SUBSTITUTION: E. Nketiah COMES ON FOR E. Smith Rowe
Corner - Brighton and Hove Albion. Conceded by Alexandre Lacazette.
New attacking attempt. Lewis Dunk - Brighton and Hove Albion - shot with the head from the centre of the box is saved in the top left corner. Assist - Pascal Groß with a cross.
Corner - Brighton and Hove Albion. Conceded by Cédric Soares.
Corner - Arsenal. Conceded by Yves Bissouma.
Shot blocked. Martin Ødegaard - Arsenal - shot with left foot from outside the box is blocked. Assist - Cédric Soares.
Corner - Arsenal. Conceded by Enock Mwepu.
Hand ball by Enock Mwepu - Brighton and Hove Albion
Offside - Brighton and Hove Albion. Moisés Caicedo with a pass, however Alexis Mac Allister is in offside.
Corner - Arsenal. Conceded by Joël Veltman.
Fouled by Moisés Caicedo - Brighton and Hove Albion
Martin Ødegaard - Arsenal - won a free kick in attack.
Moisés Caicedo - Brighton and Hove Albion - receive yellow card for a foul.
Albert Sambi Lokonga - Arsenal - won a free kick in defence.
Fouled by Alexis Mac Allister - Brighton and Hove Albion
Bukayo Saka - Arsenal - receive yellow card.
Bukayo Saka - Arsenal - has gone down, but the referee deems it simulation.
Shot blocked. Cédric Soares - Arsenal - shot with right foot from outside the box is blocked.
Albert Sambi Lokonga - Arsenal - won a free kick in attack.
Fouled by Alexis Mac Allister - Brighton and Hove Albion
Shot blocked. Gabriel Martinelli - Arsenal - shot with the head from few metres is blocked. Assist - Bukayo Saka with a cross.
Second Half starts Arsenal 0, Brighton and Hove Albion 1.
First Half ended - Arsenal 0, Brighton and Hove Albion 1.
GOAL OVERTURNED BY VAR: Gabriel Martinelli - Arsenal - scores but the goal is ruled out after a VAR review.
Offside - Arsenal. Gabriel Magalhães with a pass, however Gabriel Martinelli is in offside.
VAR Decision: No Goal Arsenal 0-1 Brighton and Hove Albion.
Corner - Arsenal. Conceded by Marc Cucurella.
Missed chance. Enock Mwepu - Brighton and Hove Albion - shot with right foot from outside the box missed. Assist - Alexis Mac Allister.
Missed chance. Enock Mwepu - Brighton and Hove Albion - shot with right foot from long distance on the right is high and wide to the right. Assist - Danny Welbeck.
Pascal Groß - Brighton and Hove Albion - receive yellow card for a foul.
Albert Sambi Lokonga - Arsenal - won a free kick in attack.
Fouled by Pascal Groß - Brighton and Hove Albion
Martin Ødegaard - Arsenal - receive yellow card for a foul.
Fouled by Martin Ødegaard - Arsenal
Marc Cucurella - Brighton and Hove Albion - won a free kick in defence.
Shot blocked. Emile Smith Rowe - Arsenal - shot with left foot from the left side of the box is blocked.
Corner - Arsenal. Conceded by Lewis Dunk.
Bukayo Saka - Arsenal - won a free kick on the right wing.
Fouled by Marc Cucurella - Brighton and Hove Albion
Fouled by Yves Bissouma - Brighton and Hove Albion
Yves Bissouma - Brighton and Hove Albion - receive yellow card for a foul.
Bukayo Saka - Arsenal - won a free kick in defence.
Fouled by Martin Ødegaard - Arsenal
Leandro Trossard - Brighton and Hove Albion - won a free kick in defence.
Emile Smith Rowe - Arsenal - won a free kick in attack.
Fouled by Yves Bissouma - Brighton and Hove Albion
Shot blocked. Granit Xhaka - Arsenal - shot with left foot from outside the box is blocked. Assist - Albert Sambi Lokonga.
Alexandre Lacazette - Arsenal - won a free kick in attack.
Fouled by Yves Bissouma - Brighton and Hove Albion
Goal! Arsenal 0, Brighton and Hove Albion 1. Leandro Trossard - Brighton and Hove Albion - shot with right foot from the centre of the box to the top right corner. Assist - Enock Mwepu.
Fouled by Cédric Soares - Arsenal
Moisés Caicedo - Brighton and Hove Albion - won a free kick in defence.
Missed chance. Gabriel Magalhães - Arsenal - header inside of six yard box - left side is close, but missed to the left. Assist - Bukayo Saka with a cross .
Fouled by Marc Cucurella - Brighton and Hove Albion
Gabriel Magalhães - Arsenal - won a free kick on the right wing.
Corner - Arsenal. Conceded by Joël Veltman.
Shot blocked. Bukayo Saka - Arsenal - shot with left foot from the centre of the box is blocked. Assist - Emile Smith Rowe.
Missed chance. Moisés Caicedo - Brighton and Hove Albion - shot with left foot from the centre of the box missed to the left.
Fouled by Gabriel Martinelli - Arsenal
Joël Veltman - Brighton and Hove Albion - won a free kick in defence.
Fouled by Danny Welbeck - Brighton and Hove Albion
Benjamin White - Arsenal - won a free kick in defence.
Hand ball by Bukayo Saka - Arsenal
Missed chance. Yves Bissouma - Brighton and Hove Albion - shot with right foot from outside the box goes high. Assist - Lewis Dunk.
Fouled by Pascal Groß - Brighton and Hove Albion
Gabriel Martinelli - Arsenal - won a free kick in defence.
Benjamin White - Arsenal - won a free kick in defence.
Fouled by Moisés Caicedo - Brighton and Hove Albion
Enock Mwepu - Brighton and Hove Albion - won a free kick on the right wing.
Fouled by Gabriel Magalhães - Arsenal
Corner - Arsenal. Conceded by Joël Veltman.
Fouled by Bukayo Saka - Arsenal
Alexis Mac Allister - Brighton and Hove Albion - won a free kick in defence.
New attacking attempt. Gabriel Martinelli - Arsenal - shot with the head from few metres is saved by goalkeeper in the centre of the goal. Assist - Cédric Soares with a cross.
The teams are on their way out of the tunnel - and we're about to get underway at Emirates Stadium