article_snippet: could argue a precedent was set back in January when Chelsea striker Diego Costa was charged for a stamp on Liverpool's Emre Can but escaped punishment for one on Liverpool defender Martin Skrtel with fight FA charge of violent conduct .
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article_snippet: flashpoint and a stamp on Liverpool's Emre Can were missed by referee Michael Oliver.
article_snippet: could argue a precedent was set in January when Chelsea striker Diego Costa Diego Costa escaped punishment for an alleged stamp on Liverpool defender Martin Skrtel with fight FA charge of violent conduct .
   
article_snippet: Chelsea striker Diego Costa was however suspended for this contact with Liverpool defender Martin Skrtel with fight FA charge of violent conduct .
  
article_snippet: Following a review of an incident during the game involving Chelsea striker Diego Costa and Liverpool's Martin Skrtel, The FA will not be taking any further action,' a statement from The FA said at the time.
article_snippet: Chelsea striker Diego Costa appealed his charge for the offence against Can - with manager Jose Mourinho insisting both incidents were 'absolutely accidental' - but was found guilty and banned for three matches.
article_snippet: It led to Jose Mourinho claiming there was a 'clear campaign' against Chelsea.