Chelsea sign Valentin Barco from Strasbourg on 7-year deal
What's new: The Argentina international is Chelsea's sixth summer signing, and the transfer fee was not disclosed.
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Chelsea · Summer Transfer Window
Chelsea sign Danny Welbeck from Brighton on 2-year deal
The 35-year-old striker was bought for about £5 million after scoring 13 league goals last season, a shift in Chelsea's transfer policy.
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