Chelsea are reportedly interested in signing Colombian forward Luis Diaz.
According to Colombian journalist Pipe Sierra via Football London, the Blues have enquired about the availability of the Porto forward.
Premier League sides Liverpool and Everton are also reportedly interested in signing the 24 year old winger.
The Blues will reportedly push for the signing of the Porto star if Chelsea forward Timo Werner leaves Stamford Bridge amid interest from Barcelona.
The Colombian, who can operate on both wings, is expected to cost around £42.4 million.