LONDON -- Three observations from Chelsea's 3-1 Capital One Cup win over Derby County at the iPro Stadium.
1. Chelsea count cost of victory
The difference between the best and the rest is the ability to devour chances. Two half-chances and two goals took Chelsea beyond the reach of Derby County. Eden Hazard and Felipe Luis scored strikes of the highest Premier class to fire Jose Mourinho's team to the Capital One Cup semifinals.
There was a late scare via Craig Bryson's raking finish and the thrilling...