Kai Havertz keeps Arsenal on track to reach Champions League quarter-finals after late penalty in draw at Bayer Leverkusen - but Gunners must be much better in second leg to prove trophy-winning potential, writes ISAAN KHAN | Daily Mail Online

ISAAN KHAN AT THE BAYARENA: Arsenal are still on track to reach the Champions League quarter-finals. On paper, they are the better side compared to Bayer Leverkusen.