How does Leverkusen's 41-match unbeaten run compare across Europe?
Xabi Alonso's all-conquering Bayer Leverkusen are on course to go a full season unbeaten in all competitions – it’s a rare feat
Serbia General Primorsko Goranska Comunidad Autonoma De Cataluna Louis Van Gaal Aston Villa Arrigo Sacchi
Source: theathletic.com