Chelsea's Eden Hazard was at the centre of heated debates across social media on Wednesday night following a penalty decision which went the way of the Belgium star after Arsenal's Hector Bellerin was deemed to have taken out the midfielder by referee Anthony Taylor.
With the result, Arsenal remain sixth on the table while Chelsea stay third.
Hazard sent Cech the wrong way from the spot.
Chelsea manager Antonio Conte admitted he was frustrated the champions were forced to settle for a draw after creating so many chances.
The Belgian tipped the shot onto the post and the ball trickled across the goal line and off the other post, rebounded back to the goalkeeper. We are happy. [but]. Before the game against Chelsea Wenger said: "What is frustrating for me is that it happened many times this season - at Stoke, at Watford, at Manchester City, at West Brom".
After a lung-busting first half, Wilshere put Arsenal in front on 63 minutes, finishing off a slick move with an unstoppable shot. A goalmouth scramble led to wing-back Hector Bellerin hitting a superb half-volley from just inside the area past Courtois into the far corner of the net.
The French manager paid a visit to the team led by referee Mike Dean in their changing room after the final whistle at the Hawthorns on New Year's Eve.
"It was great to score".
"For example, at the end of the Chelsea game when we scored the second goal, I felt, "Come on, we can go on again here".
Chelsea is becoming reliant on Alonso for goals, with the left-sided defender the team's second-highest scorer behind Morata.
Wenger bemoaned the decision, which came after West Bromwich Albion were given a controversial late penalty against Arsenal on Sunday that helped them secure a draw. For me, that would be nice, that at some stage we speak about football again.
"We have to account in our preparation for that's what we have to face". "So that means instances of us being criticised for that, I think first of all he deserves a great credit for remarkable strength and we do as well", he concluded. "What I've seen and heard in the corridors from people, you might understand that I'm surprised and shocked at having been charged".
"I don't want to start [talking about individual decisions] because it gets me frustrated and upset".