Chelsea's Spanish Manager Xabi Alonso gestures on the touchline during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Chelsea's Spanish goalkeeper #01 Robert Sanchez takes a kick during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Chelsea's Spanish Manager Xabi Alonso gestures on the touchline during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Chelsea's Spanish Manager Xabi Alonso gestures on the touchline during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Real Sociedad's Venezuelan defender #02 Jon Aramburu runs with the ball during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Chelsea's Spanish Manager Xabi Alonso gestures on the touchline during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Chelsea's Spanish Manager Xabi Alonso gestures on the touchline during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Real Sociedad's Venezuelan midfielder #12 Yangel Herrera runs with the ball during the pre-season friendly football match between Chelsea and Real Sociedad at Stamford Bridge in London on August 15, 2026. (Photo by Adrian Dennis / AFP via Getty Images)