David Luiz was sent off late on for Chelsea as Arsenal earn a deserved point against the champions.
Defender Luiz received a straight red card for a late challenge on Sead Kolasinac in the 87th minute after the Gunners had earlier had Shkodran Mustafi’s headed goal disallowed.
The Blues’ best chance came from Pedro, who poked wide in the first half.
The result ended Arsenal’s five-match losing streak in the Premier League at Stamford Bridge.
More to follow.