PRAGUE, CZECH REPUBLIC - AUGUST 29: Juan Mata of Chelsea in action as manager Jose Mourinho looks on during the Chelsea training session at Eden Stadium on August 29, 2013 in Prague, Czech Republic. (Photo by Chris Brunskill Ltd/Getty Images)
PRAGUE, CZECH REPUBLIC - AUGUST 29: Juan Mata of Chelsea in action as manager Jose Mourinho looks on during the Chelsea training session at Eden Stadium on August 29, 2013 in Prague, Czech Republic. (Photo by Chris Brunskill Ltd/Getty Images)