Jay Rodriguez used to be obviously upended by way of Shkodran Mustafi in the field with the sport nonetheless goalless.
Referee Bobby Madley opted towards pointing to the spot, as a substitute letting the West Brom striker get off a shot after he were given again up from the problem.
Petr Cech impressively grew to become Rodriguez’s effort onto the submit earlier than Jake Livermore spurned his likelihood at the rebound.
Just 12 mins later and Arsenal have been in entrance after Alexandre Lacazette reacted fastest to go the ball in from 5 yards after Alexis Sanchez struck the woodwork with a free-kick.
And the France world secured all 3 issues halfway via the second one part with a function from the penalty spot after Allan Nyom felled Aaron Ramsey.
But Wenger admits West Brom are proper to really feel aggrieved over the primary part penalty name, alternatively he additionally understood the referee’s choice.
“It could have been given,” Wenger stated.
“The referee performed merit as a result of he had the risk to attain. It is a hard choice.
“You are all the time underneath force when everybody else wins.
“You know you can’t come up with the money for to drop issues, a group that may provide you with a hard evening is West Brom.”