An installation representing Russian atrocities in Ukraine blocked the path of Russia’s ambassador to Poland and prevented him from placing a wreath at a Warsaw memorial to Soviet soldiers (Czarek Sokolowski/AP) — © Czarek Sokolowski A large installation representing Russian atrocities in Ukraine blocked the path of Russia’s ambassador to Poland as he sought to place a wreath at a Warsaw memorial to Soviet soldiers on Russia’s Victory Day holiday. The installation included hundreds of fluttering blue and yellow Ukrainian flags and crosses serving as symbolic grave markers for Ukrainians killed by Russians during the full-scale war launched by Moscow...