Big Match Focus – Chelsea v Arsenal

Pep open to squad rotation

Guardiola will continue rotating Aguero and Jesus options

Pep still relying on Yaya Toure

Marcelo signs new Real Madrid contract

We wanted to play despite crowd trouble – Mertesacker

Sanchez yet to be back at his best – Wenger

Kolasinac gave Sanchez the support he needed – Wenger