article_snippet: City players train ahead of City players second leg game with Barcelona .
article_snippet: Manuel Pellegrini's side trail 2-1 after the first leg in Manchester and face an up hill task if Manuel Pellegrini's side trail 2-1 after the first leg in Manchester and face an up hill task if they are to overhaul the La Liga leaders are to overhaul the La Liga leaders.
highlights_snippet: Manchester City trail Barcelona 2-1 in the Champions League .
  
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