LONDON, ENGLAND – OCTOBER 03: Hector Bellerin of Arsenal takes on Samuel Bastien of Standard Liege during the UEFA Europa League group F match between Arsenal FC and Standard Liege at Emirates Stadium on October 03, 2019 in London, United Kingdom. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND – OCTOBER 03: Hector Bellerin of Arsenal during the UEFA Europa League group F match between Arsenal FC and Standard Liege at Emirates Stadium on October 03, 2019 in London, United Kingdom. (Photo by David Price/Arsenal FC via Getty Images)

LONDON, ENGLAND – OCTOBER 03: Joe Willock of Arsenal during the UEFA Europa League group F match between Arsenal FC and Standard Liege at Emirates Stadium on October 03, 2019 in London, United Kingdom. (Photo by David Price/Arsenal FC via Getty Images)

LONDON, ENGLAND – OCTOBER 03: Nicolas Pepe of Arsenal during the UEFA Europa League group F match between Arsenal FC and Standard Liege at Emirates Stadium on October 03, 2019 in London, United Kingdom. (Photo by David Price/Arsenal FC via Getty Images)

LONDON, ENGLAND – SEPTEMBER 24: of Arsenal during the Carabao Cup Third Round match between Arsenal and Nottingham Forest at Emirates Stadium on September 24, 2019 in London, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND – SEPTEMBER 24: Gabriel Martinelli celebrates scoring the 5th Arsenal goal during the Carabao Cup Third Round match between Arsenal and Nottingham Forest at Emirates Stadium on September 24, 2019 in London, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND – SEPTEMBER 24: of Arsenal during the Carabao Cup Third Round match between Arsenal and Nottingham Forest at Emirates Stadium on September 24, 2019 in London, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND – SEPTEMBER 24: Gabriel Martinelli celebrates scoring the 1st Arsenal goal during the Carabao Cup Third Round match between Arsenal and Nottingham Forest at Emirates Stadium on September 24, 2019 in London, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND – SEPTEMBER 24: Calum Chambers of Arsenal during the Carabao Cup Third Round match between Arsenal and Nottingham Forest at Emirates Stadium on September 24, 2019 in London, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND – SEPTEMBER 24: Kieran Tierney of Arsenal during the Carabao Cup Third Round match between Arsenal and Nottingham Forest at Emirates Stadium on September 24, 2019 in London, England. (Photo by David Price/Arsenal FC via Getty Images)