Jurgen Klopp has lauded Sebastian Kehl's "beautiful" extra-time effort that sent Borussia Dortmund into the last four of the DFB-Pokal.
Hoffenheim goalscorers Kevin Volland and Roberto Firmino cancelled out Neven Subotic's opener before Pierre-Emerick Aubameyang's equaliser took the quarter-final tie beyond 90 minutes.
