The reports added that the number of away fans around the stadium was preventing home supporters getting in, although the Arsenal fans were eventually able to enter the stadium.
"It was all kind of speculation that we had to analyse. It was just a question of time, overall I think we won it in a convincing way".
For the German squad, a trip to the Emirates is never something that should be taken lightly, and no matter what lineup Wenger throws at them it will be tough to win or even draw with the Gunners.
"Sanchez played very deep in the first half, and when he had more support on the flank from Kolasinac he became more risky".
Arsenal's stand-in keeper left his goal vacant and endangered by a scuffed clearance, though Cordoba still had a lot to do and showed great awareness to quickly turn and punish Ospina with a well-executed finish from 40 yards.
The Metropolitan Police said extra officers had been sent to the stadium after scuffles broke out before kick-off.
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Arsenal are set to begin their Europa League campaign after failing to qualify for the Champions League for the first time since 1997/98.
The authorities should have been aware of the travelling German support earlier in the day as thousands of Cologne fans marched through Central London creating quite a spectacle.
"They were very clever", said Wenger.
"Nothing about the fans", Stoger said when asked about the delay.
"We should think about our match this week and take it game by game".
"Arsenal have lost their last five at Stamford Bridge in the PL although they did beat the champions in both the FA Cup Final and Community Shield, albeit on penalties, in recent months", Owen wrote on Betvictor.com. "I don't know if they went through Arsenal membership, on the internet. they did very well".
"I believe our team was better balanced, better equipped going forward".