article_snippet: Rooney drew United level with a header from Angel di Maria's perfect cross just four minutes after Nacho Monreal had given Arsenal the lead on 25 minutes.
article_snippet: Rooney had headed United level four minutes after they'd fallen behind to Nacho Monreal opener .
article_snippet: But a weak backpass by Antonio Valencia led to former United player Danny Welbeck rounding goalkeeper David de Gea and slotting home Arsenal's winner just after the hour mark.
article_snippet: Rooney converted with a flying header from Angel di Maria's perfect right-wing cross .
article_snippet: Rooney's 29th minute goal was Rooney 11th of the season for United in 26 outings .
article_snippet: To make matters worse, former United striker Danny Welbeck scored Arsenal's second-half winner . '
highlights_snippet: Danny Welbeck scored Rooney .
  
highlights_snippet: Rooney had earlier cancelled out Nacho Monreal's opening goal .
  