Manchester United midfielder Juan Mata praised Chelsea's away fans for Sunday's draw.
Mata wrote in his blog: "As always, the atmosphere in Old Trafford was spectacular. Your support this season is vital.
"It's worth mentioning the Chelsea fans in Old Trafford; their affection comforts me and, as I have said so many times, I will always feel grateful to them and to the club. I feel there is mutual respect and this is very important for me in all aspects of life."
