Match ends, Watford 1, Sheffield United 2.

Second Half ends, Watford 1, Sheffield United 2.

Delay over. They are ready to continue.

Delay in match because of an injury Daniel Bachmann (Watford).

Attempt saved. Sam McCallum (Sheffield United) left footed shot from the left side of the box is saved in the top left corner. Assisted by Michael Cooper.

Corner, Watford. Conceded by Harrison Burrows.

Attempt missed. Vakoun Bayo (Watford) header from the centre of the box is close, but misses to the right. Assisted by Yasser Larouci with a cross.

Foul by Kwadwo Baah (Watford).

Harrison Burrows (Sheffield United) wins a free kick on the left wing.

Giorgi Chakvetadze (Watford) wins a free kick in the defensive half.

Foul by Alfie Gilchrist (Sheffield United).

Foul by Francisco Sierralta (Watford).

Harrison Burrows (Sheffield United) wins a free kick in the defensive half.

Corner, Watford. Conceded by Alfie Gilchrist.

Substitution, Watford. Festy Ebosele replaces Ryan Andrews.

Substitution, Watford. Moussa Sissoko replaces Edo Kayembe.

Tom Davies (Sheffield United) wins a free kick in the defensive half.

Foul by Yasser Larouci (Watford).

Foul by Anel Ahmedhodzic (Sheffield United).

Vakoun Bayo (Watford) wins a free kick in the attacking half.

Substitution, Sheffield United. Rhys Norrington-Davies replaces Andre Brooks.

Attempt missed. Ryan Andrews (Watford) right footed shot from a difficult angle and long range on the right is high and wide to the right.

Corner, Watford. Conceded by Harrison Burrows.

Foul by Andre Brooks (Sheffield United).

Yasser Larouci (Watford) wins a free kick in the attacking half.

Substitution, Watford. Yasser Larouci replaces Jeremy Ngakia.

Attempt saved. Rocco Vata (Watford) right footed shot from the left side of the box is saved in the bottom left corner. Assisted by Giorgi Chakvetadze.

Attempt saved. Callum O'Hare (Sheffield United) right footed shot from the right side of the box is saved in the centre of the goal. Assisted by Tom Davies.

Attempt saved. Rocco Vata (Watford) left footed shot from the left side of the box is saved in the bottom left corner. Assisted by Jeremy Ngakia.

Attempt saved. Giorgi Chakvetadze (Watford) right footed shot from the centre of the box is saved in the centre of the goal. Assisted by Kwadwo Baah.

Foul by Andre Brooks (Sheffield United).

Giorgi Chakvetadze (Watford) wins a free kick on the left wing.

Substitution, Watford. Vakoun Bayo replaces Angelo Ogbonna.

Substitution, Sheffield United. Sam McCallum replaces Gustavo Hamer because of an injury.

Delay over. They are ready to continue.

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

Offside, Watford. Edo Kayembe is caught offside.

Substitution, Sheffield United. Rhian Brewster replaces Ryan Oné.

Offside, Sheffield United. Ryan Oné is caught offside.

Goal! Watford 1, Sheffield United 2. Andre Brooks (Sheffield United) left footed shot from outside the box to the bottom left corner.

Callum O'Hare (Sheffield United) wins a free kick in the attacking half.

Foul by Imrân Louza (Watford).

Foul by Tom Davies (Sheffield United).

Ryan Andrews (Watford) wins a free kick in the defensive half.

Foul by Giorgi Chakvetadze (Watford).

Alfie Gilchrist (Sheffield United) wins a free kick on the right wing.

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

Foul by Edo Kayembe (Watford).

Second Half begins Watford 1, Sheffield United 1.

First Half ends, Watford 1, Sheffield United 1.

Attempt saved. Gustavo Hamer (Sheffield United) right footed shot from outside the box is saved in the bottom left corner.

Mattie Pollock (Watford) is shown the yellow card for a bad foul.

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

Foul by Mattie Pollock (Watford).

Foul by Andre Brooks (Sheffield United).

Giorgi Chakvetadze (Watford) wins a free kick in the defensive half.

Offside, Watford. Rocco Vata is caught offside.

Imrân Louza (Watford) is shown the yellow card.

Tom Davies (Sheffield United) is shown the yellow card.

Delay over. They are ready to continue.

Delay in match because of an injury Ryan Andrews (Watford).

Foul by Sydie Peck (Sheffield United).

Giorgi Chakvetadze (Watford) wins a free kick in the defensive half.

Giorgi Chakvetadze (Watford) wins a free kick in the defensive half.

Foul by Gustavo Hamer (Sheffield United).

Attempt missed. Rocco Vata (Watford) right footed shot from the left side of the box misses to the left. Assisted by Imrân Louza following a fast break.

Offside, Watford. Jeremy Ngakia is caught offside.

Goal! Watford 1, Sheffield United 1. Jeremy Ngakia (Watford) right footed shot from very close range to the bottom right corner. Assisted by Ryan Andrews.

Anel Ahmedhodzic (Sheffield United) wins a free kick in the defensive half.

Foul by Jeremy Ngakia (Watford).

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

Foul by Kwadwo Baah (Watford).

Goal! Watford 0, Sheffield United 1. Gustavo Hamer (Sheffield United) right footed shot from the centre of the box to the bottom right corner. Assisted by Callum O'Hare with a through ball.

Attempt saved. Andre Brooks (Sheffield United) right footed shot from the centre of the box is saved in the bottom left corner. Assisted by Gustavo Hamer with a through ball.

Corner, Watford. Conceded by Sydie Peck.

Attempt missed. Ryan Oné (Sheffield United) header from the centre of the box is high and wide to the left. Assisted by Andre Brooks with a cross.

First Half begins.

Lineups are announced and players are warming up.