Pep Guardiola’s £15m transfer mistake laid bare as Manchester City lose to Nottingham Forest

Manchester City get it right more often than not in the transfer window, but there’s one Premier League player who looks to be a potential regret for Pep Guardiola.

Txiki Begiristain will leave the club this summer and be replaced by Hugo Viana.

Viana has a tough act to follow, because Begiristain really has overseen some tremendous deals at the Etihad Stadium during his time as director of…