Manchester City booked their place in the Carabao Cup fourth round with a comfortable victory over Watford at the Etihad.
Jermey Doku opened the scoring after just five minutes with a finish inside the box after the visitors were pickpocketed at the back.
Matheus Nunes doubled the lead with a low strike into the bottom corner for his first City goal in the 38th minute.
Tom Ince halved the deficit four minutes from time but it proved to be just a consolation.