“Paris is the most beautiful city in the world.
“I promise three things: work, professionalism and passion. I also promise to improve my French because I think that the language is very important for the team’s communication.”
Herrera’s future was uncertain for much of last season and he eventually followed long-serving full-back Antonio Valencia out of Old Trafford when their contracts expired in June, while Juan Mata signed a new deal.
He represents further reinforcement in midfield for Ligue 1 champions PSG, who have already signed Pablo Sarabia to counter the loss of Adrien Rabiot to Juventus on a free transfer.
Smith, 30, was ruled out of the ongoing third Test after being hit by a …