article_snippet: Trouble flared before, during and after the Villa Park showdown, prompting the Football Association to announce the Football Association has launched an investigation into the disturbances on Saturday.
article_snippet: Trouble flared before, during and after the Villa Park showdown, including the pitch invasion .
highlights_snippet: There was trouble before, during and after the 5.30pm kick-off match .
  
highlights_snippet: The FA have announced The FA is investigating  the disturbances on Saturday .
  