West Ham were leading the Blues 1-0 at Half-Time at the London Stadium.
During his post-match interview, a dismayed Antonio Conte said "This is the fourth defeat in 16 games".
With Manchester City and Manchester United playing each other in the Manchester Derby on Sunday, it looked like the Blues' had a vital chance to gain points on both the Manchester clubs, as they kept their title hopes alive.
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"I think today we lost the game against West Ham and it was very hard because our start was bad, we conceded the goal and it was hard to come back", Conte admitted after the full-time whistle.
There is of course a valid argument that Chelsea's manager should have made more changes from the team that played during the week, although changing a winning team and rotating too heavily also comes with its own risks. 'We allowed them to get the early goal, which is a poor goal to concede, we have been tight at the back recently and that was a poor one to concede.
"Especially as this is the fourth defeat this season in 16 games".
"We try to do our best".
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"Pedro is better one v one, he is more attacking. Bakayoko satisfied me with his performance". "This is not our case this season".
"It is impossible. My experience is this, if you want to stay in the race for the title, in the first part of the season you can lose once, twice". "With four defeats in 16 games, we must have another target". We lost another game, against Man City, but we have reasons to justify that. When you have this task, it is impossible to think that you are in the title race.
"Then when you lose to Crystal Palace, who were bottom, and West Ham, who are in a bad position, you can lose points in these games but it means you are not in the title race".
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