Two held in Poland over March attack on Navalny aide Volkov Yahoo! Voices
Poland detains 2 suspects in attack on Alexei Navalny ally in Lithuania Fox News
Two Polish citizens detained over hammer attack on Navalny ally The Guardian

Poland detains two men suspected of attack on Russian opposition figure in Lithuania Notes From Poland
In Venice, a Conservative Painter Stages an Unpopular Rebellion The New York Times
Polish PM calls on farmers to stop blockade of Ukraine's border Ukrainska Pravda