Arsenal supervisor Unai Emery blamed his defenders for getting themselves into hazard as Wilfried Zaha received a late penalty for Palace.
Zaha appeared to fall over Granit Xhaka’s outstretched leg, though there was contact, to win a spot-kick as Crystal Palace halted Arsenal’s successful run at 11.
After, Emery moaned: “If you end up defending in your penalty space, it’s important to be calm.
“Was it a penalty or not a penalty? I respect the referee’s determination. However we have to not concede possibilities to…