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MOENCHENGLADBACH, GERMANY - DECEMBER 11: Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany. (Photo by Alex Grimm/Bongarts/Getty Images)

MOENCHENGLADBACH, GERMANY - DECEMBER 11: Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany.  (Photo by Alex Grimm/Bongarts/Getty Images)

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MOENCHENGLADBACH, GERMANY - DECEMBER 11: Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany. (Photo by Alex Grimm/Bongarts/Getty Images)

MOENCHENGLADBACH, GERMANY - DECEMBER 11:  Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany.  (Photo by Alex Grimm/Bongarts/Getty Images)

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MOENCHENGLADBACH, GERMANY - DECEMBER 11: Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany. (Photo by Alex Grimm/Bongarts/Getty Images)

MOENCHENGLADBACH, GERMANY - DECEMBER 11:  Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany.  (Photo by Alex Grimm/Bongarts/Getty Images)

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MOENCHENGLADBACH, GERMANY - DECEMBER 11: Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany. (Photo by Alex Grimm/Bongarts/Getty Images)

MOENCHENGLADBACH, GERMANY - DECEMBER 11:  Andreas Christensen (C) of Moenchengladbach celebrates after he scores the opening goal during the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany.  (Photo by Alex Grimm/Bongarts/Getty Images)

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MOENCHENGLADBACH, GERMANY - DECEMBER 11: Max Eberl, manager of Moenchengladbach looks on before the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany. (Photo by Alex Grimm/Bongarts/Getty Images)

MOENCHENGLADBACH, GERMANY - DECEMBER 11:  Max Eberl, manager of Moenchengladbach looks on before the Bundesliga match between Borussia Moenchengladbach and 1. FSV Mainz 05 at Borussia-Park on December 11, 2016 in Moenchengladbach, Germany.  (Photo by Alex Grimm/Bongarts/Getty Images)