The game had ended. The applause had died down, and people had gone home. His work was done, now he could rest. So he took off his cleats and he sat down. Someone took a picture, and it went viral. Andrés Iniesta, one of the most gifted and successful soccer players of his generation, barefoot, alone, on the pitch of Camp Nou, the stadium of FC Barcelona — Barca, as the fans call it — after he had played his last game for the club.