March 31, 2026, Bucha, Kyiv Region, Ukraine: EU High Representative for Foreign Affairs and Security Policy and Vice-President of the European Commission Kaja Kallas speaks to the press during a commemorative event for the victims of Russia's mass killings near the memorial at the Church of the Holy Apostle Andrew the First-Called and All Saints, Bucha, Kyiv region, Ukraine, March 31, 2026.