KEY RESULTS

Barcelona 4 (Messi 17, 61, 69, Neymar 89) bt Manchester City 0 Arsenal 6 (Sanchez 12th minute, Walcott 42, Ozil 56, 83, 87, Oxlade-Chamberlain 46) bt Ludogorets 0 Bayern Munich 4 (Mueller 13, Kimmich 21, Lewandowski 60, Robben 84) bt PSV Eindhoven 1 (Narsingh 41) Leverkusen 0 drew with Tottenham Hotspur 0 PSG 3 (Di Maria 40, Lucas 62, Cavani 90+3-pen) bt Basel 0 Benfica 2 (Salvio 9-pen, Cervi 55) bt Dynamo Kiev 0