Source: Daily_Mail
Roberto Di Matteo calm over Chelsea defensive crisis
Chelsea are suffering a defensive crisis as they head into the west London derby with Queens Park Rangers with only one recognised centre-back in their squad.[LNB]Roberto Di Matteo confirmed that David Luiz and Gary Cahill will miss Sunday's clash with hamstring injuries, while Branislav Ivanovic sees out the third match from a three-game ban.[LNB]John Terry is the only central defender available - but he should be fresh after his early dismissal against Barcelona in Chelsea's midweek Champions League semi-final victory.
