article_snippet: Arsenal's Santi Cazorla is commiserated as Monaco celebrate knocking out the English side on Tuesday .
article_snippet: Joe Hart roars Joe Hart frustration during Manchester City's first-leg defeat to Barcelona at the Etihad .
article_snippet: There is no escaping the reality that Barcelona's matches are far more straightforward than those played by Manchester City.
article_snippet: Little wonder those played by City had the greater energy at the Etihad.