football.london takes a look at the four things learned from Chelsea's defeat to Arsenal in the Premier League.
Frank Lampard finding it harder to defend players
Chelsea's caretaker manage has been kinder in his assessments than many in recent weeks. He certainly could have been harsher following defeat to Brentford, and understandably did not overly lay into the squad in the early part of his tenure, despite what his demeanour often suggested.
