Sharing the picture on Twitter, Nick Roberts said he had assisted the tennis star with the self-service checkout.”Just done Rafa Nadal’s shopping for him on the self service tills on the tesco express in Wimbledon village. Surreal,” he said.He added: “It was very exciting. He bought a 6 pack of Diet Coke. Didn’t need a bag. Environmentally conscious and awesome at tennis.” Nadal played his first match of Wimbledon on MondayCredit:OLI SCARFF/AFP Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily Front Page newsletter and new audio briefings. Just done Rafa Nadal’s shopping for him on the self service tills on the tesco express in Wimbledon village. Surreal. pic.twitter.com/8762fxkpOc— Nick Roberts (@followthatnick) July 4, 2017 Shoppers were surprised to see tennis player Rafael Nadal picking up his own groceries in Tesco during the Wimbledon tournament.The former Wimbledon champion was spotted in the self-service till area of the local Tesco Express.He bought six cans of Diet Coke and did not take a carrier bag, according to the fan who spotted him. Nadal was “lovely with everyone in there”, Mr Roberts said. BBC presenter Clare Balding said on Today at Wimbledon that a colleague had also seen Dustin Brown, who faces Andy Murray on Wednesday, in Marks and Spencer.