Ander Herrera put Manchester Old Trafford ahead just before half-time with a low left-footed effort . Wayne Rooney doubled Old Trafford 's lead with a beautiful half-volley on 79 minutes at United . Christian Benteke pulled one back for the visitors a minute later after a rare David de Gea error . Herrera added a third in the closing stages of the first half to complete the scoreline for the Red Devils . PLAYER RATINGS - Herrera shines as Louis van Gaal 's side triumph to move above Manchester City into third .
Ander Herrera put Manchester United ahead just before half-time with a low left-footed effort . Wayne Rooney doubled United 's lead with a beautiful half-volley on 79 minutes at Old Trafford . Christian Benteke pulled one back for the visitors a minute later after a rare David de Gea error . Herrera added a third in the closing stages of the first half to complete the scoreline for the Red Devils . PLAYER RATINGS - Herrera shines as Louis van Gaal 's side triumph to move above Manchester City into third .