Dortmund's scorer Pierre-Emerick Aubameyang, center, celebrates with a somersault while Marc Bartra, left, and Ousmane Dembele . right, ) look on during the German Bundeliga soccer match between Borussia Dortmund and Bayer Leverkusen in the Signal Iduna Park in Dortmund, Germany, Saturday, March 4, 2017. ( Friso Gentsch/dpa via AP)