Kai Havertz climbed off the bench to score a last-gasp equaliser against the club where he began his career to earn Arsenal a 1-1 draw at Bayer Leverkusen in the first leg of their Champions League last-16 tie.
The Gunners, who had topped the league phase having won all eight games, were trailing to Robert Andrich's goal - from a corner, of all things - with a minute of normal time remaining.
