DORTMUND, GERMANY - AUGUST 31: (EXCLUSIVE COVERAGE)  New signing Shinji Kagawa (L) of Dortmund signs his new Borussia Dortmund contract with Michael Zorc, Borussia Dortmund's Director Sports Sportdirektor on August 31, 2014 in Dortmund, Germany.  (Photo by Alexandre Simoes/Borussia Dortmund via Getty Images)