1 / 23
Luis Enrique and Pep Guardiola embrace before kick-off.
2 / 23
As cool as you like, Lionel Messi puts Barcelona ahead.
3 / 23
The Argentine wheels away.
4 / 23
The Barcelona legend celebrates.
5 / 23
Barca were in control during the first 30 minutes.
6 / 23
Ilkay Gundogan equalised for Manchester City.
7 / 23
Gundogan embraces with David Silva.
8 / 23
City celebrate a famous win after further De Bruyne and Gundogan goals.
9 / 23
Ludogrets shocked Arsenal during the opening stage of the match.
10 / 23
Goalscorer Jonathan Cafu is mobbed after making it 2-0.
11 / 23
Passionate home support in Sofia.
12 / 23
Granit Xhaka pulled a goal back for Arsenal.
13 / 23
Olivier Giroud levelled things up before a late Mesut Ozil winner.
14 / 23
Robert Lewandowski scored a brace for Bayern in their 2-1 win at PSV.
15 / 23
Keeper Remko Pasveer couldn't keep out Lewandowski's penalty.
16 / 23
Antoine Griezmann put Atletico Madrid ahead.
17 / 23
Sardar Azmoun levelled it up for Rostov but Griezmann scored a late winner.
18 / 23
Lars Stindl strokes home for Borussia Moenchengladbach in their draw against Celtic.
19 / 23
The Scottish giants brought a strong travelling support with them.
20 / 23
Benfica grinded out a 1-0 win over Dynamo Kyiv.
21 / 23
Paris Saint-Germain beat Basel 2-1.
22 / 23
Ricardo Quaresma netted for Besiktas.
23 / 23
But Marek Hamsik scored a stunning equaliser for Napoli in the 1-1 draw.