Match ends, Luton Town 1, Sheffield United 3.

Second Half ends, Luton Town 1, Sheffield United 3.

Attempt blocked. Luke Berry (Luton Town) left footed shot from the centre of the box is blocked. Assisted by Tahith Chong.

Albert Sambi Lokonga (Luton Town) wins a free kick in the defensive half.

Foul by Rhian Brewster (Sheffield United).

Attempt blocked. Ross Barkley (Luton Town) left footed shot from outside the box is blocked.

Attempt missed. Rhian Brewster (Sheffield United) right footed shot from more than 35 yards misses to the left following a fast break.

Gabriel Osho (Luton Town) wins a free kick in the defensive half.

Foul by Rhian Brewster (Sheffield United).

Attempt saved. Andros Townsend (Luton Town) right footed shot from outside the box is saved in the bottom right corner. Assisted by Ross Barkley.

Substitution, Luton Town. Cauley Woodrow replaces Carlton Morris.

Substitution, Luton Town. Luke Berry replaces Alfie Doughty.

Attempt missed. Tahith Chong (Luton Town) left footed shot from outside the box is close, but misses to the left. Assisted by Alfie Doughty with a cross following a set piece situation.

Carlton Morris (Luton Town) wins a free kick on the left wing.

Foul by Mason Holgate (Sheffield United).

Substitution, Sheffield United. Oliver Norwood replaces James McAtee.

Substitution, Sheffield United. Rhian Brewster replaces Cameron Archer.

Attempt blocked. Chiedozie Ogbene (Luton Town) right footed shot from outside the box is blocked. Assisted by Ross Barkley.

Corner, Luton Town. Conceded by Wes Foderingham.

Attempt saved. Elijah Adebayo (Luton Town) right footed shot from the right side of the six yard box is saved in the bottom right corner. Assisted by Ross Barkley.

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

Corner, Luton Town. Conceded by James McAtee.

Attempt missed. Ross Barkley (Luton Town) header from the right side of the six yard box is just a bit too high. Assisted by Alfie Doughty with a cross following a corner.

Corner, Luton Town. Conceded by Ben Osborn.

Goal! Luton Town 1, Sheffield United 3. Vinicius Souza (Sheffield United) right footed shot from the right side of the box to the bottom left corner. Assisted by Ben Osborn.

Attempt missed. Alfie Doughty (Luton Town) left footed shot from a difficult angle on the left misses to the right. Assisted by Tahith Chong with a through ball.

Substitution, Luton Town. Andros Townsend replaces Reece Burke.

Delay over. They are ready to continue.

Delay in match because of an injury Jayden Bogle (Sheffield United).

Foul by Alfie Doughty (Luton Town).

Jayden Bogle (Sheffield United) wins a free kick in the defensive half.

Reece Burke (Luton Town) wins a free kick on the right wing.

Foul by James McAtee (Sheffield United).

Corner, Luton Town. Conceded by Wes Foderingham.

Attempt saved. Carlton Morris (Luton Town) left footed shot from outside the box is saved in the bottom left corner. Assisted by Chiedozie Ogbene.

Hand ball by Vinicius Souza (Sheffield United).

Foul by Albert Sambi Lokonga (Luton Town).

Ben Osborn (Sheffield United) wins a free kick on the right wing.

Hand ball by Tahith Chong (Luton Town).

Substitution, Sheffield United. Tom Davies replaces Gustavo Hamer.

Delay over. They are ready to continue.

Delay in match because of an injury Gustavo Hamer (Sheffield United).

Attempt missed. Gabriel Osho (Luton Town) header from the centre of the box is too high. Assisted by Alfie Doughty with a cross following a corner.

Corner, Luton Town. Conceded by Anel Ahmedhodzic.

Corner, Luton Town. Conceded by Anel Ahmedhodzic.

Attempt blocked. Reece Burke (Luton Town) right footed shot from outside the box is blocked. Assisted by Tahith Chong.

Substitution, Luton Town. Tahith Chong replaces Jordan Clark.

Goal! Luton Town 1, Sheffield United 2. Carlton Morris (Luton Town) converts the penalty with a right footed shot to the bottom right corner.

Attempt missed. Elijah Adebayo (Luton Town) header from the centre of the box misses to the left. Assisted by Alfie Doughty with a cross following a corner.

Penalty conceded by Vinicius Souza (Sheffield United) with a hand ball in the penalty area.

Corner, Luton Town. Conceded by Gustavo Hamer.

Corner, Luton Town. Conceded by Jayden Bogle.

Second Half begins Luton Town 0, Sheffield United 2.

First Half ends, Luton Town 0, Sheffield United 2.

Foul by Elijah Adebayo (Luton Town).

Vinicius Souza (Sheffield United) wins a free kick in the defensive half.

Attempt saved. Reece Burke (Luton Town) header from the centre of the box is saved in the top left corner. Assisted by Alfie Doughty with a cross.

Corner, Luton Town. Conceded by Jayden Bogle.

Attempt blocked. Alfie Doughty (Luton Town) left footed shot from the left side of the box is blocked.

Foul by Gabriel Osho (Luton Town).

Jack Robinson (Sheffield United) wins a free kick in the defensive half.

Corner, Luton Town. Conceded by Mason Holgate.

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

Carlton Morris (Luton Town) is shown the yellow card for a bad foul.

Foul by Carlton Morris (Luton Town).

Gustavo Hamer (Sheffield United) wins a free kick in the defensive half.

Goal! Luton Town 0, Sheffield United 2. James McAtee (Sheffield United) converts the penalty with a left footed shot to the bottom right corner.

Penalty conceded by Reece Burke (Luton Town) with a hand ball in the penalty area.

Attempt blocked. Vinicius Souza (Sheffield United) header from the centre of the box is blocked. Assisted by Gustavo Hamer with a cross.

Corner, Sheffield United. Conceded by Amari'i Bell.

Attempt missed. Elijah Adebayo (Luton Town) right footed shot from the right side of the box is close, but misses to the left. Assisted by Chiedozie Ogbene.

Goal! Luton Town 0, Sheffield United 1. Cameron Archer (Sheffield United) right footed shot from the centre of the box to the bottom left corner. Assisted by Max Lowe following a fast break.

Attempt missed. Cameron Archer (Sheffield United) left footed shot from the centre of the box is close, but misses to the right.

Gustavo Hamer (Sheffield United) is shown the yellow card for a bad foul.

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

Foul by Gustavo Hamer (Sheffield United).

Corner, Luton Town. Conceded by Vinicius Souza.

Attempt blocked. Reece Burke (Luton Town) right footed shot from outside the box is blocked. Assisted by Alfie Doughty with a headed pass.

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

Foul by Ben Osborn (Sheffield United).

Offside, Luton Town. Elijah Adebayo is caught offside.

Corner, Luton Town. Conceded by Anel Ahmedhodzic.

Chiedozie Ogbene (Luton Town) wins a free kick on the right wing.

Foul by Max Lowe (Sheffield United).

Corner, Luton Town. Conceded by Jayden Bogle.

Mason Holgate (Sheffield United) is shown the yellow card for a bad foul.

Foul by Mason Holgate (Sheffield United).

Carlton Morris (Luton Town) wins a free kick in the defensive half.

Attempt missed. Gabriel Osho (Luton Town) header from the centre of the box misses to the right. Assisted by Alfie Doughty with a cross following a set piece situation.

Alfie Doughty (Luton Town) wins a free kick on the left wing.

Foul by Jayden Bogle (Sheffield United).

Foul by Gustavo Hamer (Sheffield United).

Albert Sambi Lokonga (Luton Town) wins a free kick in the defensive half.

Substitution, Sheffield United. Max Lowe replaces Rhys Norrington-Davies because of an injury.

Offside, Luton Town. Alfie Doughty is caught offside.

Attempt missed. James McAtee (Sheffield United) left footed shot from the right side of the box misses to the left. Assisted by Gustavo Hamer.

First Half begins.

Lineups are announced and players are warming up.