Van Gaal angered by 'unnecessary' Man Utd loss
![Van Gaal angered by 'unnecessary' Man Utd loss](http://static.goal.com/2810100/2810132_gallery.jpg)
![Manchester United's Juan Mata reacts to a red card against West Brom Manchester United's Juan Mata reacts to a red card against West Brom](http://static.goal.com/2810100/2810132_thumb.jpg)
The Dutchman was left embittered by his team's defeat to the Baggies on Sunday as they slipped further behind the top four, with Manchester City three points ahead of their rivals
The Dutchman was left embittered by his team's defeat to the Baggies on Sunday as they slipped further behind the top four, with Manchester City three points ahead of their rivals