Chelsea again lost their momentum

Underdogs made their way against Chelsea.
Chelsea lost another match in BPL.Underdog West ham made upset and won the match with 2 goal lead.
West Ham 3 -1 Chelsea

GOALS

13` Juan Mata [G](Chelsea)

63` Carlton Cole(West Ham)

86` Mohamed Diame(West Ham)

90+1` Modibo Maiga(West Ham)