Chelsea held to stalemate with Arsenal at home Stadium on Sunday . Arsene united has not beaten Chelsea boss Jose ##ves in 13 games . Cesc ##lough returned to midfield for first time since leaving in 2011 . Oscar had to be substituted at half - back after a collision with David Ospina .
Chelsea held to stalemate with Arsenal at Emirates Stadium on Sunday . Arsene Wenger has not beaten Chelsea boss Jose Mourinho in 13 games . Cesc Fabregas returned to Arsenal for first time since leaving in 2011 . Oscar had to be replaced at half-time after a collision with David Ospina .