Kai Havertz and Gabriel Martinelli struck in 10 second-half minutes as Arsenal came from a goal down to secure a 3-1 win against Southampton.
In the week that Bukayo Saka said he expected this season to be the one that Arsenal would beat Manchester City to the Premier League title, Mikel Arteta's men were staring down the barrel of a shock defeat after Cameron Archer fired Southampton into the lead.
