Five biggest errors that Roman Abramovich has made as Chelsea owner

Sacking Roberto di Matteo

Considering how determined Abramovich was to secure the Champions League trophy, it was something of a shock when he then chose to dispense with the manager who won the fabled title for the Blues. Roberto di Matteo was never supposed to be any more than a stop-gap at Chelsea but, having won the big one, he deserved more time to really stamp his mark on things than the Italian was eventually given.