As the clock ticked down at the Etihad Stadium, Pep Guardiola grew more and more frustrated and it showed when the fourth official put the board up in injury-time.
Guardiola had watched his side take the lead, concede and then struggle to find another way past West Brom - who sit 19th in the Premier League.
Desperate to find out how much time would be added on at the end of the game, the Manchester City boss had fixed his sight on fourth official Anthony Taylor as he prepared to announced how many minutes of stoppage time would be played.