Dortmund keeper Roman Bürki concedes absolute howler vs Paderborn

.@BVB recover to lead 3-1 at half-time after a calamitous goalkeeping error gifts @SCPaderborn07 the lead. #DFBPokal https://t.co/88jNXJ2XU4

— BT Sport Football (@btsportfootball) October 28, 2015