Chelsea progressed to the next round of the cup after a tense and dramatic encounter with Leeds that was ultimately settled by late, game-changing contributions from their substitute players.
The match developed into a thriller, with neither side able to establish clear control for long periods. Chelsea's starters struggled at times to impose their usual rhythm, leaving the tie in the balance as the game entered its decisive stages.
It was the impact of Chelsea's star substitutes that swung the contest, providing the breakthrough moments the Blues' starting XI could not. Their introduction changed the momentum and proved decisive in securing the win and passage in the competition.
Manager Xabi Alonso admitted responsibility for the way the match played out, saying he took the blame for a performance that required a rescue from the bench. He also indicated the result gave him food for thought over selection and tactics as the club looks ahead to upcoming fixtures.
While the victory advances Chelsea in the cup and underlines the value of squad depth, it also leaves questions for Alonso about his starting lineup and approach. Leeds, for their part, will be disappointed to exit but showed enough spirit and threat to suggest they were not outclassed.
Both teams now turn their focus back to their respective league campaigns, with Chelsea hoping the positives from their late comeback can be carried forward while Alonso addresses the issues exposed by the match.