Comedy clip of Diego Costa & Branislav Ivanovic on a big blue ball at Chelsea training (Video)
AS claim Diego Costa has handed in a Chelsea transfer request. Shame it's lies [Tweets]
It looks like Antonio Conte's wild instructions will test Chelsea's Diego Costa's patience (Video)
It took Chelsea's Diego Costa just 13 minutes of pre-season to get angry (Video)
Diego Costa has told Chelsea he wants to leave & return to Atletico Madrid [AS]
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