[Denver]

Borussia Dortmund v Atalanta
Nice v Lokomotov Moscow
Copenhagen v Atlético Madrid
Spartak Moscow v Athletic Bilbao
AEK Athens v Dynamo Kyiv
Celtic v Zenit St Petersburg
Napoli v RB Leipzig
Crvena Zvezda v CSKA Moscow
Lyon v Villarreal
Real Sociedad v Salzburg
Partizan Belgrade v Viktoria Plzen
Steaua Bucharest v Lazio
Ludogorets v Milan
Astana v Sporting
Ostersund v Arsenal
Marseille v Braga