Watch: Chelsea’s number 9 curse

From Fernando Torres and Romelu Lukaku to Falcao and Gonzalo Higuain. The Chelsea number 9 shirt has not been kind to its owners, can new signing Pierre-Emerick Aubameyang break the curse?

Big-spending Chelsea swoop for Barcelona’s Aubameyang

Chelsea signed Barcelona forward Pierre-Emerick Aubameyang in a reported £10.3 million (12 million euro) deal on Thursday as the club’s incredible transfer window spending went over £240 million.

Watch: Chelsea put Fofana to work at Cobham

Watch as Chelsea put new signing Wesley Fofana through his paces at Cobham training ground following his £75-million move from Leicester City.

Watch: Chelsea sign Fofana for £75m

Watch as Chelsea unveil Wesley Fofana after he completed a £75-million move from Premier League rivals Leicester City.

Chelsea complete Fofana signing

Chelsea have agreed a deal to sign France U21 international central defender Wesley Fofana from Leicester City, the two clubs announced on Wednesday.

Watch: Miss me, Chelsea? Werner nets hat-trick as Leipzig hit eight in German Cup

Timo Werner scored a first-half hat-trick as German Cup holders RB Leipzig annihilated fourth-division side Teutonia Ottensen 8-0 in the first round on Tuesday.

Watch: Tuchel slams ‘soft’ Chelsea

Thomas Tuchel has urged “soft” Chelsea to toughen up after a shock 2-1 defeat by Southampton plunged his spluttering team into Premier League turmoil on Tuesday.

Watch: Chelsea continue to stutter

Catch up with the highlights from Tuesday evening’s Premier League action where Chelsea suffered their second loss of the season, while Everton were denied their first win in a draw with Leeds.

EPL wrap: Chelsea’s inconsistencies continue with loss against Southampton

Chelsea suffered a shock 2-1 defeat by Southampton which further plunged Thomas Tuchel’s spluttering team into Premier League turmoil on Tuesday.

Watch: Sterling scores first goal in Chelsea win

Watch as Raheem Sterling scored a brace to inspire Chelsea to a dramatic 2-1 victory over Leicester City at Stamford Bridge on Saturday afternoon.