Match ends, Brentford 0, Arsenal 1.

Zanka (Brentford) is shown the yellow card.

Second Half ends, Brentford 0, Arsenal 1.

Offside, Brentford. Mathias Jensen tries a through ball, but Yoane Wissa is caught offside.

Attempt saved. Yoane Wissa (Brentford) header from the centre of the box is saved in the bottom right corner.

Corner, Arsenal. Conceded by Nathan Collins.

Attempt blocked. Martin Ødegaard (Arsenal) left footed shot from outside the box is blocked. Assisted by Gabriel Jesus.

Substitution, Arsenal. Cédric Soares replaces Eddie Nketiah.

Attempt missed. Mohamed Elneny (Arsenal) right footed shot from outside the box is close, but misses to the left. Assisted by Oleksandr Zinchenko.

Attempt missed. Yoane Wissa (Brentford) right footed shot from the left side of the box is high and wide to the right. Assisted by Mathias Jensen.

Attempt blocked. Keane Lewis-Potter (Brentford) left footed shot from the left side of the box is blocked. Assisted by Michael Olakigbe.

Substitution, Arsenal. Mohamed Elneny replaces Reiss Nelson.

Substitution, Brentford. Kristoffer Ajer replaces Zanka.

Substitution, Arsenal. Martin Ødegaard replaces Emile Smith Rowe.

Eddie Nketiah (Arsenal) wins a free kick in the attacking half.

Foul by Vitaly Janelt (Brentford).

Attempt missed. Bryan Mbeumo (Brentford) left footed shot from the centre of the box is high and wide to the left. Assisted by Nathan Collins.

Substitution, Brentford. Michael Olakigbe replaces Aaron Hickey.

Substitution, Brentford. Keane Lewis-Potter replaces Frank Onyeka.

Offside, Brentford. Frank Onyeka tries a through ball, but Nathan Collins is caught offside.

Attempt blocked. Saman Ghoddos (Brentford) right footed shot from outside the box is blocked.

Attempt saved. Frank Onyeka (Brentford) right footed shot from outside the box is saved in the bottom right corner. Assisted by Yoane Wissa with a headed pass.

Foul by Kai Havertz (Arsenal).

Nathan Collins (Brentford) wins a free kick in the defensive half.

Attempt saved. Eddie Nketiah (Arsenal) right footed shot from a difficult angle on the left is saved in the centre of the goal. Assisted by Gabriel Jesus with a through ball.

Reiss Nelson (Arsenal) wins a free kick in the defensive half.

Foul by Frank Onyeka (Brentford).

Attempt missed. Vitaly Janelt (Brentford) left footed shot from outside the box is too high. Assisted by Yoane Wissa.

Reiss Nelson (Arsenal) hits the right post with a left footed shot from outside the box. Assisted by Kai Havertz.

Substitution, Arsenal. Oleksandr Zinchenko replaces Ben White.

Substitution, Arsenal. Gabriel Jesus replaces Charles Sagoe.

Yoane Wissa (Brentford) is shown the yellow card for a bad foul.

Eddie Nketiah (Arsenal) wins a free kick in the defensive half.

Foul by Mathias Jensen (Brentford).

Attempt missed. Yoane Wissa (Brentford) right footed shot from the centre of the box misses to the right. Assisted by Mathias Jensen.

Attempt saved. Yoane Wissa (Brentford) right footed shot from the centre of the box is saved in the bottom right corner. Assisted by Aaron Hickey.

Attempt missed. Aaron Hickey (Brentford) left footed shot from outside the box misses to the left. Assisted by Nathan Collins.

Attempt blocked. Yoane Wissa (Brentford) right footed shot from the centre of the box is blocked. Assisted by Saman Ghoddos.

Attempt blocked. Saman Ghoddos (Brentford) right footed shot from outside the box is blocked.

Substitution, Brentford. Mathias Jensen replaces Christian Nørgaard.

Substitution, Brentford. Saman Ghoddos replaces Mads Roerslev.

Attempt blocked. Aaron Hickey (Brentford) right footed shot from the left side of the box is blocked. Assisted by Bryan Mbeumo.

Attempt blocked. Eddie Nketiah (Arsenal) left footed shot from outside the box is blocked. Assisted by Ben White.

Eddie Nketiah (Arsenal) wins a free kick in the defensive half.

Foul by Ethan Pinnock (Brentford).

Foul by Reiss Nelson (Arsenal).

Frank Onyeka (Brentford) wins a free kick in the defensive half.

Attempt missed. Frank Onyeka (Brentford) right footed shot from the centre of the box misses to the right. Assisted by Christian Nørgaard.

Foul by Jakub Kiwior (Arsenal).

Mads Roerslev (Brentford) wins a free kick on the right wing.

Eddie Nketiah (Arsenal) is shown the yellow card for a bad foul.

Foul by Eddie Nketiah (Arsenal).

Mads Roerslev (Brentford) wins a free kick in the defensive half.

Attempt missed. Eddie Nketiah (Arsenal) right footed shot from outside the box is high and wide to the right. Assisted by Jakub Kiwior.

Offside, Brentford. Christian Nørgaard tries a through ball, but Yoane Wissa is caught offside.

Attempt blocked. Christian Nørgaard (Brentford) right footed shot from outside the box is blocked.

Foul by Eddie Nketiah (Arsenal).

Nathan Collins (Brentford) wins a free kick in the defensive half.

Foul by Kai Havertz (Arsenal).

Christian Nørgaard (Brentford) wins a free kick in the attacking half.

Second Half begins Brentford 0, Arsenal 1.

First Half ends, Brentford 0, Arsenal 1.

Foul by Emile Smith Rowe (Arsenal).

Christian Nørgaard (Brentford) wins a free kick in the defensive half.

Ben White (Arsenal) is shown the yellow card.

Attempt missed. Yoane Wissa (Brentford) right footed shot from the centre of the box misses to the right. Assisted by Christian Nørgaard.

Attempt blocked. Kai Havertz (Arsenal) right footed shot from the centre of the box is blocked. Assisted by Reiss Nelson.

Attempt saved. Emile Smith Rowe (Arsenal) left footed shot from the centre of the box is saved in the bottom left corner. Assisted by Jorginho.

Attempt blocked. Yoane Wissa (Brentford) header from a difficult angle on the right is blocked. Assisted by Bryan Mbeumo with a cross.

Corner, Brentford. Conceded by Gabriel Magalhães.

Attempt blocked. Emile Smith Rowe (Arsenal) left footed shot from the centre of the box is blocked. Assisted by Jorginho.

Jorginho (Arsenal) wins a free kick in the defensive half.

Foul by Aaron Hickey (Brentford).

Attempt blocked. Vitaly Janelt (Brentford) left footed shot from the centre of the box is blocked.

Foul by Kai Havertz (Arsenal).

Frank Onyeka (Brentford) wins a free kick in the defensive half.

Offside, Brentford. Zanka tries a through ball, but Yoane Wissa is caught offside.

Foul by Gabriel Magalhães (Arsenal).

Vitaly Janelt (Brentford) wins a free kick in the defensive half.

Corner, Arsenal. Conceded by Vitaly Janelt.

Foul by Eddie Nketiah (Arsenal).

Mads Roerslev (Brentford) wins a free kick in the defensive half.

Reiss Nelson (Arsenal) wins a free kick in the defensive half.

Foul by Vitaly Janelt (Brentford).

Corner, Arsenal. Conceded by Aaron Hickey.

Goal! Brentford 0, Arsenal 1. Reiss Nelson (Arsenal) right footed shot from the centre of the box to the bottom right corner. Assisted by Eddie Nketiah.

Offside, Brentford. Frank Onyeka tries a through ball, but Yoane Wissa is caught offside.

Foul by Nathan Collins (Brentford).

Reiss Nelson (Arsenal) wins a free kick in the defensive half.

First Half begins.

Lineups are announced and players are warming up.