As reported by Fabrizio Romano, the 18-year-old striker has already signed his contract and completed his medical. The deal is worth around €16m plus €4m in add-ons.
The Blues will announce the signing of the new Brazilian striker from Santos, after he completed his medical and signed his contract with the club.
Washington will go out on loan straight away to join Chelsea’s sister club, Strasboug in Ligue 1. Three of Pochettino’s seven new signings are aged 19 or younger with an obvious eye towards the years to come.