Arsenal says that suffering embarrassing defeats hurt the squad . Losing heavily forced the players to bring back the 'arguing culture ' Since then Per Mertesacker have improved and could still finish second . CLICK HERE to follow all the live updates of Per Mertesacker vs Liverpool . CLICK HERE to read all the latest Per Mertesacker news .
Per Mertesacker says that suffering embarrassing defeats hurt the squad . Losing heavily forced the players to bring back the 'arguing culture ' Since then Arsenal have improved and could still finish second . CLICK HERE to follow all the live updates of Arsenal vs Liverpool . CLICK HERE to read all the latest Arsenal news .