Borussia Dortmund moved back to the Bundesliga summit after two goals from Jadon Sancho secured a 2-1 win over Mainz on Saturday.
Bayern Munich took control of the title race with a thumping 5-0 win over Lucien Favre's side last weekend, but Dortmund returned to winning ways to leapfrog Niko Kovac's men ahead of their game with Fortuna Dusseldorf on Sunday.