We also have over 600 wounded ukrainians inside the plant. cnn found that russian forces were sending ukrainians to russia against their will through so-called builfiltratio centers you say more than 40,000 ended up in russia that way. some neighbors and colleagues. what can you tell us. translator: yes, i can confirm there are four filtration centers operating in mar mariupol. they re treating people of male sex, men, ukrainian officials, municipal officials or state or government officials. and these people are sent in two directions. officials are put in prison for two weeks or two months. there s no particular logic to this. they are kept in small cells two to three meters, square meters. and they re not fed. they re given water only and