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BERLIN, GERMANY - MARCH 14: Salomon Kalou of Berlin (L) jumps for a header withJoel Matip of Schalke during the Bundesliga match between Hertha BSC and FC Schalke 04 at Olympiastadion on March 14, 2015 in Berlin, Germany. (Photo by Boris Streubel/Bongarts/Getty Images)

BERLIN, GERMANY - MARCH 14: Salomon Kalou of Berlin (L) jumps for a header withJoel Matip of Schalke during the Bundesliga match between Hertha BSC and FC Schalke 04 at Olympiastadion on March 14, 2015 in Berlin, Germany. (Photo by Boris Streubel/Bongarts/Getty Images)
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Bongarts Boris Streubel