[Tweet thread] . The memorial said Romanchenko survived the camps at Buchenwald, Peenemunde, Dora and Bergen-Belsen during World War II, adding that he was “shocked” by the news of his death. She added that Romanchenko “worked extensively on the memory of Nazi crimes and was deputy head of the Buchenwald-Dora International Committee.” Yulia Romanchenko, Boris’s granddaughter, told CNN that she “learned about the bombing of the Saltivka residential neighborhood on March 18 from social media. I asked locals if they knew anything about my grandfather’s house. They sent me a video of a burning house. I found out after a...