TEAM NEWS
Chelsea star Eden Hazard may return to the starting line-up after impressing as a substitute at Huddersfield.
Ex-Gunners midfielder Cesc Fabregas remains out, with an unusual injury causing him pain close to his knee.
Arsenal left-back Nacho Monreal could return from a knee problem, and may replace Ainsley Maitland-Niles, who is out for at least six weeks after fracturing his fibula.
Full-backs Sead Kolasinac and Carl Jenkinson are still sidelined.
Goalkeeper Petr Cech is expected to keep his starting spot.

MATCH FACTS
Head-to-head
Chelsea have won five of their last six home league games against Arsenal, with the exception last season's goalless draw.
Arsenal have failed to score in four of their last five Premier League visits to Stamford Bridge.
The Gunners have kept clean sheets in their last two league and cup games at Stamford Bridge. They have not recorded three successive shut-outs there since 1924.

Chelsea
Blues boss Maurizio Sarri lost just four of his 57 home league games in charge of Napoli (W43, D10).
Chelsea's 3-0 win at Huddersfield was their biggest victory in their first league game under a new boss since 2008, when Luiz Felipe Scolari oversaw a 4-0 win against Portsmouth.
Alvaro Morata has scored only one goal in 15 Premier League appearances since Boxing Day.
Jorginho could become the fourth player to score in his first two Premier League appearances for Chelsea, following in the footsteps of Adrian Mutu, Deco and Diego Costa.
Olivier Giroud could become only the second player to score Premier League goals for both sides in this fixture, after Cesc Fabregas.

Arsenal
The Gunners could fail to score in their opening two Premier League fixtures for the first time since 2012, when they began with goalless draws against Sunderland and Stoke.
The last Arsenal boss to lose his first two matches in charge was Steve Burtenshaw, who suffered defeat in his first three games as a caretaker in March and April 1986.
The Gunners have lost seven of their last eight away league games, with their only win coming at Huddersfield on the final day of last season.
They lost 11 top-flight away matches last season, equalling their highest tally in the Premier League (set in 1994-95, in a 42-game campaign).
Pierre-Emerick Aubameyang's next league goal will be his 150th in the top five European leagues.

https://www.bbc.co.uk/sport/football/45153219

Chelsea will trash Arsenal

Chelsea 3, Arsenal 1