Mikel Arteta: Arsenal need to improve in second leg against Bayer Leverkusen

The Gunners needed a last-minute penalty from Kai Havertz against his former club to escape Germany with a 1-1 draw.

Mikel Arteta’s Arsenal earned a late draw at Bayer Leverkusen (Martin Meissner/AP)

Mikel Arteta admitted Arsenal would have to improve when they face Bayer Leverkusen in the second leg of their Champions League last-16 tie.

The Gunners, who topped the league phase after eight wins from eight games, needed a last-minute penalty from Kai Havertz against his former club to escape Germany with a 1-1 draw.