Ambassador Martin Sajdik, Special Representative of the OSCE Chairperson-in-Office in Ukraine and in the Trilateral Contact Group. (USOSCE/Colin Peter

Ambassador Martin Sajdik, Special Representative of the OSCE Chairperson-in-Office in Ukraine and in the Trilateral Contact Group, reports to the OSCE Permanent Council in Vienna, Austria, on Thursday, September 28th, 2017. (USOSCE/Colin Peters)

Ambassador Martin Sajdik, Special Representative of the OSCE Chairperson-in-Office in Ukraine and in the Trilateral Contact Group, reports to the OSCE Permanent Council in Vienna, Austria, on Thursday, September 28th, 2017. (USOSCE/Colin Peters)