Ward-Prowse shines on West Ham debut as Pochettino's Chelsea lose again
- West Ham beat Chelsea 3-1 despite playing over half the match with 10 men.
- James Ward-Prowse had two assists on his impressive West Ham debut.
- New Chelsea signing Moises Caicedo gave away a penalty on his debut.
- Chelsea manager Mauricio Pochettino is still seeking his first win after two games.
- Chelsea's lack of goals and defensive issues remain despite heavy spending.
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