Pep Guardiola admitted Manchester City was "not prepared" after a stunning 2-0 loss against struggling Southampton in the League Cup quarterfinals on Wednesday.
Guardiola's side paid the price for a limp display and never recovered after first-half goals from Sekou Mara and Moussa Djenepo at St Mary's.
City sits second in the Premier League standings, while Southampton is languishing at the bottom of the table.
With your current subscription plan you can comment on stories. However, before writing your first comment, please create a display name in the Profile section of your subscriber account page.