Unai Emery smiled for possibly the only time all night when he was asked at the start of the news conference to sum up why his team had lost: "We can be here for two days explaining it. In one minute is difficult.

AS Monaco edged out Aston Villa 1-0 at home in the Champions League on Tuesday, thanks to an early goal from Wilfried Singo, to secure the Ligue 1 side their first win of the year.

Aston Villa’s hopes of automatic qualification for the Champions League round of 16 took a blow after a 1-0 loss to Monaco on Tuesday, while Atalanta won big to keep up its strong campaign.