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TEGERNSEE, GERMANY - JANUARY 06: German Chancellor and Chairwoman of the German Christian Democrats (CDU) Angela Merkel (2L), Bavarian Governor and Chairman of the Bavarian Christian Democrats (CSU) Horst Seehofer (L) and CSU faction leader Gerda Hasselfeldt (3L) attend a meeting during the annual conference of the CSU at Wildbad-Kreuth on January 6, 2016 in Kreuth, Germany. Merkel and Seehofer have been at odds over Germany's immigration policy, with Merkel urging a slowing of the influx of refugees yet without a numerical cap, while Seehofer is demanding a limit of 200,000 per year. Germany took in over one million migrants and refugees in 2016. (Photo by Johannes Simon/Getty Images)

TEGERNSEE, GERMANY - JANUARY 06:  German Chancellor and Chairwoman of the German Christian Democrats (CDU) Angela Merkel (2L), Bavarian Governor and Chairman of the Bavarian Christian Democrats (CSU) Horst Seehofer (L) and CSU faction leader Gerda Hasselfeldt (3L) attend a meeting during the annual conference of the CSU at Wildbad-Kreuth on January 6, 2016 in Kreuth, Germany. Merkel and Seehofer have been at odds over Germany's immigration policy, with Merkel urging a slowing of the influx of refugees yet without a numerical cap, while Seehofer is demanding a limit of 200,000 per year. Germany took in over one million migrants and refugees in 2016.  (Photo by Johannes Simon/Getty Images)