By Andrew Gastelum The Manchester City manager has often been criticized for tinkering with his team ahead of big Champions League games. View the original article to see embedded media. Much of the talk surrounding Manchester City’s Champions League final loss to Chelsea last season centered on manager Pep Guardiola’s overthinking of big games. On Monday, Guardiola joked that he may have found the solution: playing with 12 players. Prior to Manchester City’s Champions League quarterfinal matchup with Atlético Madrid, Guardiola was beset by questions over his tactics in big games. The former B…