Chelsea maintain unbeaten run under Graham Potter with draw at Brentford
Blues manager makes it seven matches without loss after securing point at London rivals
BRENTFORD, ENGLAND - OCTOBER 19: Armando Broja of Chelsea misses a chance during the Premier League match between Brentford FC and Chelsea FC at Brentford Community Stadium on October 19, 2022 in Brentford, England. (Photo by Clive Rose / Getty Images)