DORTMUND, GERMANY - FEBRUARY 18: Nuri Sahin of Borussia Dortmund celebrates his comeback and the win at the changing room after the final whistle during the UEFA Europa League Round of 32: First Leg match between Borussia Dortmund and FC Porto at Signal Iduna Park on February 18, 2016 in Dortmund, Germany.  (Photo by Alexandre Simoes/Borussia Dortmund via Getty Images)