treasured all the more by those who lost everything. they want to remember their house. remember the normal life. people like gregori, alexei s great grandfather who never made it back from the gulag he was sent to in the 1930s. here in the basement memorial in moscow, he explains it was thanks to the organization which specializes in investigating soviet era crime that he was able to learn the truth about his family and why that matters. history, he says, is cyclical. the situation today was in the past. and such things can came back. and this is awful so we should remember it and keep it warm in our minds, i think. but memorial is under threat. protesters may have turned out last time the case against it