People look an art installation to mark 79th anniversary of the 1941 Babi Yar massacre at a menorah monument close to a Babi Yar ravine where tens of thousands of Jews were killed during WWII, in Kyiv, Ukraine, Tuesday, Sept. 29, 2020. Ukraine marked the 79th anniversary of the 1941 Babi Yar massacre. (AP Photo/Efrem Lukatsky)
Children look at personal items found on the site of the Babi Yar tragedy at a menorah monument close to a Babi Yar ravine where tens of thousands of Jews were killed during WWII, in Kyiv, Ukraine, Tuesday, Sept. 29, 2020. Ukraine marked the 79th anniversary of the 1941 Babi Yar massacre. (AP Photo/Efrem Lukatsky)
A woman lays flowers at a menorah monument close to a Babi Yar ravine where tens of thousands of Jews were killed during WWII, in Kyiv, Ukraine, Tuesday, Sept. 29, 2020. Photos of victims are seen around the monument. Ukraine marked the 79th anniversary of the 1941 Babi Yar massacre. (AP Photo/Efrem Lukatsky)
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People look an art installation to mark 79th anniversary of the 1941 Babi Yar massacre at a menorah monument close to a Babi Yar ravine where tens of thousands of Jews were killed during WWII, in Kyiv, Ukraine, Tuesday, Sept. 29, 2020. Ukraine marked the 79th anniversary of the 1941 Babi Yar massacre. (AP Photo/Efrem Lukatsky)