Results of UEFA Champions League Gp Matches: 18th Sept. 2013

Barcelona 4 - 0 Ajax

Marseille 1 - 2 Arsenal

Chelsea 1 - 2 Basel

Atltico de Madrid 3 - 1 Zenit St Petersburg

FC Schalke 04 3 - 0 Steaua Bucharest

FK Austria Wien 0 - 1 FC Porto

Milan 2 - 0 Celtic

Napoli 2 - 1 Borussia Dortmund