see more

DONETSK, UKRAINE - FEBRUARY 25 : Organization for Security and Co-operation in Europe (OSCE) observers inspect the fire site caused by pro-Russian separatists' shellings at Avdeevka district of Donetsk, Ukraine on February 25, 2017. (Photo by Viktor Koshkin/Anadolu Agency/Getty Images)

DONETSK, UKRAINE - FEBRUARY 25 : Organization for Security and Co-operation in Europe (OSCE) observers inspect the fire site caused by pro-Russian separatists' shellings at Avdeevka district of Donetsk, Ukraine on February 25, 2017.
 (Photo by Viktor Koshkin/Anadolu Agency/Getty Images)