Arsenal v West Ham United, 19 December 2017
| Score | 1-0 to Arsenal |
| Referee | Kevin Friend |
| Competition | League Cup 5th round |
| Venue | Emirates Stadium |
| Attendance | 44,741 |
View Arsenal v West Ham United head to head
Kick-off: 7.45pm
1 Arsenal
Goals:
| Danny Welbeck | 42 |
|
Starting lineup:
Goalkeeper
David Ospina
Defender
Rob Holding
Defender/Midfielder
Calum Chambers
Defender/Midfielder
Mathieu Debuchy
Defender/Midfielder
Sead Kolašinac
Midfielder
Francis Coquelin
Midfielder
Mohamed El Neny
Midfielder
Joe Willock
Midfielder/Forward
Theo Walcott
Forward
Olivier Giroud
Forward
Danny Welbeck
Substitutions:
| Reiss Nelson for Olivier Giroud | 78 |
| Ben Sheaf for Joe Willock | 84 |
| Josh Dasilva for Francis Coquelin | 90 |
Cards:
On the bench:
Goalkeeper
Matt Macey
Midfielder
Reiss Nelson
Midfielder
Jeff Reine-Adelaide
Midfielder
Ben Sheaf
Forward
Chuba Akpom
Forward
Josh Dasilva
Forward
Eddie Nketiah
Goals:
Starting lineup:
Joe Hart
Goalkeeper
James M Collins
Defender
Aaron Cresswell
Defender
Angelo Ogbonna
Defender
Winston Reid
Defender
Arthur Masuaku
Defender/Midfielder
Declan Rice
Defender/Midfielder
Pedro Obiang
Midfielder
André Ayew
Midfielder/Forward
Domingos Quina
Midfielder/Forward
Javier Hernández
Forward
Substitutions:
| Andy Carroll for Aaron Cresswell | 65 |
| Diafra Sakho for Javier Hernández | 65 |
| Marko Arnautović for Domingos Quina | 83 |
Cards:
| Joe Hart | 71 | Y |
On the bench:
Goalkeeper
Adrián
Defender
Pablo Zabaleta
Midfielder
Sead Hakšabanović
Midfielder
Moses Makasi
Forward
Marko Arnautović
Forward
Andy Carroll
Forward
Diafra Sakho