Leverkusen

a086ac3f84463f0e510f6a7067002260.jpg

Leverkusen's Ömer Toprak, right, and Berlin's Sandro Wagner vie for the ball during the German first division Bundesliga soccer match between Bayer 04 Leverkusen and Hertha BSC Berlin at the BayArena in Leverkusen, Germany, April 13, 2014. (AP Photo/Rolf Vennenbernd/dpa)

4171570b84003d0e510f6a706700af65.jpg

Leverkusen's Stefan Kiessling, right, celebrates with Giulio Donati and Lars Bender, left, after scoring during the German first division Bundesliga soccer match between Bayer Leverkusen and Hertha BSC Berlin in Leverkusen, Germany, Sunday April 13,2014. (AP Photo/Rolf Vennenbernd/dpa)

a8e5e08b83fd3d0e510f6a70670012e4.jpg

Leverkusen's Stefan Kiessling celebrates after scoring during the German first division Bundesliga soccer match between Bayer Leverkusen and Hertha BSC Berlin in Leverkusen, Germany, Sunday April 13,2014. (AP Photo/Rolf Vennenbernd/dpa)

adbd4b95765837084d0f6a7067008eed.jpg

Mainz's Christoph Moritz, left, and Leverkusen's Son Heung-min of South Korea challenge for the ball during the German Bundesliga soccer match between Bayer Leverkusen and FSV Mainz 05 in Leverkusen, Germany, Saturday, March 1, 2014. (AP Photo/Martin Meissner)

63786c8c5e5b2c054b0f6a706700d3f7.jpg

Leverkusen's Son Heung-min Son of South Korea celebrates after scoring during the German first division Bundesliga soccer match between Borussia Moenchengladbach and Bayer 04 Leverkusen in Moenchengladbach, Germany, Friday, Feb. 7, 2014. (AP Photo/Frank Augstein)

5e308f3f5e5f2d054b0f6a706700efb3.jpg

Leverkusen's Son Heung-min Son of South Korea , center, celebrates with Leverkusen's Gonzalo Castro, left, and Leverkusen's Stefan Kiessling after scoring during the German first division Bundesliga soccer match between Borussia Moenchengladbach and Bayer 04 Leverkusen in Moenchengladbach, Germany, Friday, Feb. 7, 2014. (AP Photo/Frank Augstein)