90' Chicharito of West Ham United gets in a strike, but is off target.
90' Carlos Sanchez (West Ham United) goes for goal but the shot is blocked by an alert defence.
90' Full-time! The final score is 3 - 1.
90' Hector Bellerin with an assist there.
90' Arsenal FC take a comfortable 3 - 1 lead thanks to Danny Welbeck.
90' 4 minutes of injury time will be added to the second half.
90' Sokratis for Arsenal FC has been booked by Graham Scott and receives a first yellow card.
89' Granit Xhaka returns to the field for Arsenal FC after picking up a slight injury.
88' Jack Wilshere (West Ham United) has received a first yellow card.
86' Play has been resumed at Emirates Stadium.
85' Attention is being given to Arsenal FC’s Granit Xhaka and play has been suspended briefly.
84' Corner awarded to Arsenal FC.
83' Aaron Ramsey of Arsenal FC smashes in a shot on target. The keeper saves, though.
83' Arsenal FC have been awarded a corner by Graham Scott.
80' Ryan Fredericks is booked for the away team.
78' Chicharito for the away team is judged to be offside.
78' Arsenal FC push forward at Emirates Stadium and Danny Welbeck gets in a great header. The attempt is cleared by the West Ham United defence.
76' West Ham United make their third substitution with Andriy Yarmolenko replacing Robert Snodgrass.
75' Danny Welbeck is replacing Pierre-Emerick Aubameyang for Arsenal FC at Emirates Stadium.
73' In London, Pierre-Emerick Aubameyang of Arsenal FC is presented with a shooting opportunity. But the strike is blocked by the covering defence.
73' Arsenal FC's Pierre-Emerick Aubameyang is on target but unsuccessful.
73' Corner awarded to Arsenal FC.
70' Own goal! Issa Diop scores in his own net to make it 2 - 1.
68' In London West Ham United drive forward through Felipe Anderson. His shot is on target but it's saved.
68' West Ham United have been awarded a corner by Graham Scott.
63' Manuel Pellegrini is making the team's second substitution at Emirates Stadium with Lucas Perez replacing Michail Antonio.
61' West Ham United drive forward but Robert Snodgrass is judged offside.
59' Chicharito (West Ham United) has replaced the possibly injured Marko Arnautovic.
59' The match at Emirates Stadium is underway again.
58' The match at Emirates Stadium has been interrupted briefly for a check on Marko Arnautovic, who is down injured.
57' Graham Scott has blown to resume play in London.
57' West Ham United's Marko Arnautovic is back in action after a slight knock.
57' Arsenal FC's Alexandre Lacazette is on target but unsuccessful.
56' Lucas Torreira is replacing Matteo Guendouzi for the home team.
56' Marko Arnautovic is down and play has been interrupted for a few moments.
55' West Ham United drive forward and Marko Arnautovic gets in a shot. Without netting, however.
53' Alexandre Lacazette of Arsenal FC smashes in a shot on target. The keeper saves, though.
53' Granit Xhaka gets his shot on target but fails to score for Arsenal FC.
50' In London West Ham United attack through Marko Arnautovic. The finish is off target, however.
49' In London, Matteo Guendouzi of Arsenal FC is presented with a shooting opportunity. But the strike is blocked by the covering defence.
48' Corner awarded to Arsenal FC.
48' Arsenal FC's Shkodran Mustafi goes close with his head but his effort is blocked.
47' Arsenal FC have been awarded a corner by Graham Scott.
46' Graham Scott has blown to start the second-half.
46' Unai Emery (Arsenal FC) is making a first substitution, with Alexandre Lacazette replacing Alex Iwobi.
45' Granit Xhaka has recovered and rejoins the match in London.
45' Arsenal FC's Pierre-Emerick Aubameyang looks ok and returns to the pitch.
45' Play has been interrupted briefly in London to check on Robert Snodgrass, who is grimacing with pain.
45' The match at Emirates Stadium has been interrupted briefly for a check on Granit Xhaka, who is down injured.
45' Play has been resumed at Emirates Stadium.
45' The fourth official's board shows 3 minutes, which will be added to the first half.
45' Robert Snodgrass is back on his feet again.
45' Robert Snodgrass (West Ham United) gets in a strike but the shot is blocked by a defender.
45' West Ham United's Robert Snodgrass gets in a shot on goal at Emirates Stadium. But the effort is unsuccessful.
45' The first-half is over.
43' Arsenal FC drive upfield and Henrikh Mkhitaryan gets in a shot. The strike is blocked by a West Ham United defender.
43' The match in London is underway once more.
41' Graham Scott waits before resuming play because Pierre-Emerick Aubameyang for Arsenal FC is still down.
41' Issa Diop (West Ham United) has been booked and must now be careful not to get a second yellow card.
40' Pierre-Emerick Aubameyang for Arsenal FC gets in a strike but fails to hit the target.
39' West Ham United's Michail Antonio misses with an attempt on goal.
38' Arsenal FC's Nacho Monreal is whistled for offside at Emirates Stadium.
37' In London West Ham United's Marko Arnautovic is caught offside.
36' Shkodran Mustafi (Arsenal FC) gets up for a header but cannot keep the ball on target.
36' Corner awarded to Arsenal FC.
33' West Ham United's Felipe Anderson gets in a shot but it is blocked by a Arsenal FC defender.
32' Arsenal FC have been awarded a corner by Graham Scott.
32' West Ham United push forward through Michail Antonio, whose finish on goal is saved.
30' Great play from Alex Iwobi to set up the goal.
30' Goal! Nacho Monreal levels the match at 1 - 1.
29' Important block from the West Ham United defence as Aaron Ramsey fires in a strike for Arsenal FC.
25' Felipe Anderson instrumental with a fine assist.
25' Marko Arnautovic puts the ball in the net and the away team now lead 1 - 0.
23' Hector Bellerin of Arsenal FC is pulled up for offside.
21' Arsenal FC’s Nacho Monreal is on his feet again at Emirates Stadium.
19' Attention is being given to Arsenal FC’s Nacho Monreal and play has been suspended briefly.
19' Play has been resumed.
14' West Ham United are pushing forward but Marko Arnautovic's finish is wide of the goal.
13' Corner awarded to West Ham United.
12' West Ham United's Marko Arnautovic gets his shot away but it misses the target.
11' Henrikh Mkhitaryan for Arsenal FC drives towards goal at Emirates Stadium. But the finish is unsuccessful.
11' Arsenal FC's Aaron Ramsey has run offside.
6' Arsenal FC push forward at Emirates Stadium and Henrikh Mkhitaryan gets in a strike. This is blocked, however, by a determined West Ham United defence.
1' The match has started.
A total of 59830 spectators is reported.
The line-ups for today's big match in London are now available.