(Photos) Chelsea's Raheem Sterling and Koulibaly trains at Cobham for the first time as Blues return to London after USA Pre-Season

Chelsea players have returned to London after their pre season tour in the United States of America.

The Blues recorded 2-1 win over Club America but suffered back to back defeats against Charlotte and Arsenal.

It's understood that Thomas Tuchel side will wrap up their pre season when they face Serie A side Udinese on Friday July 29th.

Chelsea's two summer signings Raheem Sterling and Kalidou Koulibaly were pictured at the Cobham training centre.

Recall that Sterling joined the West London club from Manchester City while Senegalese international Koulibaly moved from Serie A side Napoli.

The two joined the rest of the team in United States of America during the pre-season tour.

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