Match ends, Luton Town 1, West Ham United 2.

Second Half ends, Luton Town 1, West Ham United 2.

Attempt blocked. Chiedozie Ogbene (Luton Town) left footed shot from the left side of the box is blocked. Assisted by Cauley Woodrow with a headed pass.

Corner, Luton Town. Conceded by Pablo Fornals.

Offside, West Ham United. Mohammed Kudus tries a through ball, but Jarrod Bowen is caught offside.

Goal! Luton Town 1, West Ham United 2. Mads Andersen (Luton Town) header from the centre of the box to the bottom left corner. Assisted by Carlton Morris with a headed pass.

Substitution, West Ham United. Mohammed Kudus replaces Lucas Paquetá.

Foul by Lucas Paquetá (West Ham United).

Chiedozie Ogbene (Luton Town) wins a free kick in the defensive half.

Marvelous Nakamba (Luton Town) is shown the yellow card.

Lucas Paquetá (West Ham United) wins a free kick in the defensive half.

Foul by Marvelous Nakamba (Luton Town).

Goal! Luton Town 0, West Ham United 2. Kurt Zouma (West Ham United) header from the centre of the box to the bottom right corner. Assisted by James Ward-Prowse with a cross following a corner.

Corner, West Ham United. Conceded by Marvelous Nakamba.

Substitution, Luton Town. Cauley Woodrow replaces Tahith Chong.

Attempt missed. Carlton Morris (Luton Town) right footed shot from the centre of the box is too high.

Foul by Danny Ings (West Ham United).

Reece Burke (Luton Town) wins a free kick in the defensive half.

Emerson (West Ham United) is shown the yellow card for a bad foul.

Foul by Emerson (West Ham United).

Tahith Chong (Luton Town) wins a free kick in the defensive half.

Substitution, West Ham United. Danny Ings replaces Michail Antonio.

Kurt Zouma (West Ham United) wins a free kick in the defensive half.

Foul by Jacob Brown (Luton Town).

Substitution, Luton Town. Chiedozie Ogbene replaces Alfie Doughty because of an injury.

Delay over. They are ready to continue.

Delay in match because of an injury Alfie Doughty (Luton Town).

Corner, Luton Town. Conceded by Vladimír Coufal.

Substitution, West Ham United. Pablo Fornals replaces Saïd Benrahma.

Substitution, Luton Town. Issa Kaboré replaces Ryan Giles.

Substitution, Luton Town. Jacob Brown replaces Elijah Adebayo.

Substitution, Luton Town. Pelly Ruddock Mpanzu replaces Ross Barkley.

Offside, West Ham United. Michail Antonio tries a through ball, but Jarrod Bowen is caught offside.

Attempt saved. Saïd Benrahma (West Ham United) right footed shot from the left side of the box is saved in the centre of the goal. Assisted by Vladimír Coufal.

Corner, West Ham United. Conceded by Reece Burke.

Attempt missed. Reece Burke (Luton Town) header from the centre of the box is just a bit too high. Assisted by Ross Barkley with a cross following a corner.

Corner, Luton Town. Conceded by Edson Álvarez.

Attempt blocked. Reece Burke (Luton Town) right footed shot from the centre of the box is blocked. Assisted by Ross Barkley with a cross.

Corner, Luton Town. Conceded by Edson Álvarez.

Foul by James Ward-Prowse (West Ham United).

Marvelous Nakamba (Luton Town) wins a free kick in the defensive half.

Vladimír Coufal (West Ham United) wins a free kick in the defensive half.

Foul by Tahith Chong (Luton Town).

Attempt missed. Elijah Adebayo (Luton Town) right footed shot from the right side of the six yard box is close, but misses to the right.

Attempt blocked. Elijah Adebayo (Luton Town) right footed shot from very close range is blocked. Assisted by Marvelous Nakamba with a cross.

Foul by Lucas Paquetá (West Ham United).

Ross Barkley (Luton Town) wins a free kick in the defensive half.

James Ward-Prowse (West Ham United) wins a free kick in the defensive half.

Foul by Tahith Chong (Luton Town).

Attempt blocked. Saïd Benrahma (West Ham United) right footed shot from the centre of the box is blocked.

Corner, Luton Town. Conceded by Edson Álvarez.

Attempt blocked. Alfie Doughty (Luton Town) left footed shot from outside the box is blocked. Assisted by Elijah Adebayo.

Foul by Edson Álvarez (West Ham United).

Marvelous Nakamba (Luton Town) wins a free kick in the defensive half.

Offside, West Ham United. Saïd Benrahma tries a through ball, but Michail Antonio is caught offside.

Corner, West Ham United. Conceded by Amari'i Bell.

Hand ball by Michail Antonio (West Ham United).

Lucas Paquetá (West Ham United) wins a free kick in the defensive half.

Foul by Marvelous Nakamba (Luton Town).

Hand ball by Lucas Paquetá (West Ham United).

Offside, West Ham United. Emerson tries a through ball, but Michail Antonio is caught offside.

Second Half begins Luton Town 0, West Ham United 1.

First Half ends, Luton Town 0, West Ham United 1.

Offside, West Ham United. Saïd Benrahma tries a through ball, but Jarrod Bowen is caught offside.

Corner, West Ham United. Conceded by Reece Burke.

Foul by Kurt Zouma (West Ham United).

Elijah Adebayo (Luton Town) wins a free kick in the attacking half.

Attempt missed. Tahith Chong (Luton Town) left footed shot from the left side of the six yard box is close, but misses to the left. Assisted by Reece Burke following a corner.

Attempt missed. Reece Burke (Luton Town) header from the centre of the box misses to the left. Assisted by Ross Barkley with a cross following a corner.

Corner, Luton Town. Conceded by Nayef Aguerd.

Attempt missed. Carlton Morris (Luton Town) header from the centre of the box is just a bit too high. Assisted by Ryan Giles with a cross.

Foul by Michail Antonio (West Ham United).

Mads Andersen (Luton Town) wins a free kick in the defensive half.

Attempt missed. Elijah Adebayo (Luton Town) right footed shot from the left side of the box is high and wide to the right.

Goal! Luton Town 0, West Ham United 1. Jarrod Bowen (West Ham United) header from very close range to the bottom right corner. Assisted by Lucas Paquetá with a through ball.

Attempt missed. Saïd Benrahma (West Ham United) left footed shot from outside the box misses to the left. Assisted by Edson Álvarez.

Attempt blocked. Edson Álvarez (West Ham United) right footed shot from the centre of the box is blocked.

Offside, West Ham United. Vladimír Coufal tries a through ball, but Jarrod Bowen is caught offside.

Foul by Saïd Benrahma (West Ham United).

Ross Barkley (Luton Town) wins a free kick in the defensive half.

Attempt missed. Saïd Benrahma (West Ham United) right footed shot from outside the box misses to the left following a corner.

Corner, West Ham United. Conceded by Marvelous Nakamba.

Attempt missed. Jarrod Bowen (West Ham United) left footed shot from outside the box is close, but misses to the right. Assisted by Nayef Aguerd.

Attempt missed. Mads Andersen (Luton Town) header from the centre of the box misses to the right. Assisted by Ross Barkley with a cross following a corner.

Corner, Luton Town. Conceded by Kurt Zouma.

Corner, Luton Town. Conceded by Emerson.

Saïd Benrahma (West Ham United) wins a free kick in the attacking half.

Foul by Ross Barkley (Luton Town).

Corner, Luton Town. Conceded by Lucas Paquetá.

Foul by Michail Antonio (West Ham United).

Reece Burke (Luton Town) wins a free kick in the defensive half.

Corner, West Ham United. Conceded by Mads Andersen.

Hand ball by Elijah Adebayo (Luton Town).

Lucas Paquetá (West Ham United) wins a free kick on the left wing.

Foul by Alfie Doughty (Luton Town).

Attempt missed. Ross Barkley (Luton Town) left footed shot from the centre of the box misses to the right. Assisted by Alfie Doughty.

Attempt blocked. Tahith Chong (Luton Town) left footed shot from outside the box is blocked. Assisted by Marvelous Nakamba.

Attempt missed. Saïd Benrahma (West Ham United) right footed shot from the left side of the box is close, but misses to the left.

Foul by Lucas Paquetá (West Ham United).

Marvelous Nakamba (Luton Town) wins a free kick on the right wing.

Attempt missed. Ross Barkley (Luton Town) right footed shot from outside the box misses to the left.

First Half begins.

Lineups are announced and players are warming up.