Jose Mourinho started Herrera in a deep - lying role against Bournemouth on the opening weekend of the season in a midfield duo with Marouane Fellaini .
The Basque has appeared more comfortable in a midfield trio .
Jose Mourinho started Herrera in a deep - lying role against Bournemouth on the opening weekend of the season in a midfield duo with Marouane Fellaini but the Basque has appeared more comfortable in a midfield trio .