plainclothes policeman

Wave of indignation and solidarity: Belarusians mourning loss of Raman Bandarenka
Minsk resident Raman Bandarenka who was taken away by unindentified persons from in the improvised Square of Change in Charvyakou Street died as a result of severe head injures.
Onlooker brutalized by plainclothes police says they crossed the line
A girl ran up, lay down on me with a flag