HAMBURG, GERMANY - MARCH 20: Joe Zinnbauer, head coach of Hamburg shouts during the Bundesliga match between Hamburger SV and Hertha BSC at Imtech Arena on March 20, 2015 in Hamburg, Germany. (Photo by Stuart Franklin/Bongarts/Getty Images)
HAMBURG, GERMANY - MARCH 20: Joe Zinnbauer, head coach of Hamburg shouts during the Bundesliga match between Hamburger SV and Hertha BSC at Imtech Arena on March 20, 2015 in Hamburg, Germany. (Photo by Stuart Franklin/Bongarts/Getty Images)