Kyle Walker is in contention to return for Manchester City in Wednesday’s Champions League semi-final second leg at Real Madrid, with Joao Cancelo also an option at right back after returning from suspension. John Stones started as an emergency right back in City’s 4-3 win in the first leg last week but he had to come off injured and is out of the return in Madrid. Fernandinho came on for the rest of the thriller in Manchester but Walker or Cancelo look set to come in. “Walker trained, he is going to travel and we will decide. He is three weeks without training but I’m happy he is back,” Guard…