Substitute Nathan Tella grabbed an assist as Bayer Leverkusen defeated Hoffenheim 2-1 to maintain their unbeaten run in the Bundesliga. Hoffenheim went in front through Maximilian Beier three minutes after the half hour mark. Tella took the place of Jonathan Frimpong on 86 minutes. Leverkusen equalised two minutes later through Robert Andrich. Read Also:Iwobi, Bassey Help Fulham Hold…