Arsenal defender David Luiz has taken to social media to defend himself after defeat at Liverpool.

Luiz gave away a penalty in the 3-1 loss.

He took to Instagram to defend himself but NOT apologise.

Luiz posted a picture of himself along side the caption: "Life is tough and football is tough also sometimes!!!

"But I know one thing, I will never give up!!

"Was always like that my life... I came here with a goal, and I will fight until the end for that!!! Thank u for the fans, for all the support!!!

"I will never hide, wining or losing!!!"