Napoli held by Villarreal

The Italian side, second in Serie A, were favourites going into the game but could not break down the Yellow Submarine.

In the night’s other biggest games, Sevilla went down 2-1 at home to Porto, Lille were held 2-2 by PSV, Ajax won 3-0 at Anderlecht, Benfica came from behind to beat Stuttgart 2-1 and Liverpool could only draw 0-0 at Sparta Prague.