90' It's 2 - 1 as the referee blows for full-time.
90' Arsenal push upfield but Lee Stephen Mason quickly pulls them for offside.
90' The second half is prolonged by 3 minutes of added time.
89' In London Arsenal attack through Olivier Giroud. The finish is off target, however.
86' Arsenal are coming forward and Olivier Giroud gets in a strike, it misses the target, however.
84' Paul Clement (Swansea City) is making a third substitution, with Oliver McBurnie replacing Tom Carroll.
82' Nathan Dyer is on a sub for Mike Van der Hoorn for Swansea City.
82' The away team replace Jordan Ayew with Luciano Narsingh.
81' The home team have replaced Alexandre Lacazette with Olivier Giroud. This is the second substitution made today by Arsene Wenger.
78' At Emirates Stadium, Arsenal are penalized for being offside.
78' Arsene Wenger is making the team's first substitution at Emirates Stadium with Rob Holding replacing Sead Kolasinac.
77' Swansea City's Tammy Abraham gets his shot away but it misses the target.
72' Arsenal's Alexis Sanchez breaks free at Emirates Stadium. But the strike goes wide of the post.
66' Hector Bellerin hits the post! Very nearly a goal there for Arsenal!
65' Corner awarded to Swansea City.
64' Alexandre Lacazette for Arsenal drives towards goal at Emirates Stadium. But the finish is unsuccessful.
61' Aaron Ramsey of Arsenal gets in a strike, but is off target.
58' That's a fine assist from Sead Kolasinac.
58' Goal! Aaron Ramsey gives Arsenal a 2 - 1 lead in London.
56' Important block from the Swansea City defence as Aaron Ramsey fires in a strike for Arsenal.
56' Arsenal are pushing forward but Aaron Ramsey's finish is wide of the goal.
55' Laurent Koscielny's header is off-target for Arsenal.
52' Swansea City are too eager and fall into an offside trap.
51' Goal! Sead Kolasinac levels the match at 1 - 1.
51' Mesut Ozil with an assist there.
51' In London, Mesut Ozil of Arsenal is presented with a shooting opportunity. But the strike is blocked by the covering defence.
46' The second-half is now underway.
45' The first-half has ended.
45' In London Swansea City drive forward through Jordan Ayew. His shot is on target but it's saved.
45' Lee Stephen Mason will wait an extra 1 minutes before blowing the whistle to end the first half.
45' Swansea City have been awarded a corner by Lee Stephen Mason.
44' Corner awarded to Arsenal.
42' Corner awarded to Arsenal.
41' Arsenal have been awarded a corner by Lee Stephen Mason.
41' Alexis Sanchez of Arsenal smashes in a shot on target. The keeper saves, though.
40' Sam Clucas for Swansea City gets in a strike but fails to hit the target.
38' Arsenal have been awarded a corner by Lee Stephen Mason.
27' Arsenal are coming forward and Sead Kolasinac gets in a strike, it misses the target, however.
24' Corner awarded to Arsenal.
22' Great play from Tammy Abraham to set up the goal.
22' Swansea City take a 1 - 0 lead thanks to Sam Clucas.
21' Arsenal drive upfield and Nacho Monreal gets in a shot. The strike is blocked by a Swansea City defender.
18' Arsenal's Alexis Sanchez misses with an attempt on goal.
8' Arsenal push upfield and Per Mertesacker gets his head to the ball. The attempt is cleared by an alert Swansea City defence.
6' Alexis Sanchez gets his shot on target but fails to score for Arsenal.
5' Arsenal push forward at Emirates Stadium and Aaron Ramsey gets in a strike. This is blocked, however, by a determined Swansea City defence.
1' Today's referee, Lee Stephen Mason, has blown to start the match.
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