Digital Summit on AI starts in Berlin - News compact: The most important points summarized

A two-day Digital Summit focusing on artificial intelligence begins in Berlin, attended by over 1,000 participants including Chancellor Friedrich Merz. Bulgarian President Ilijana Jotowa wins re-election with 58% of the vote. In Ukraine and Russia, emergency apps were hacked, spreading false alerts. Germany's Interior Minister blames migrant groups for recent violence during protests. A Jewish Academy opens in Frankfurt, marking a significant educational milestone. A minor was arrested in Russia following US terror warnings, linked to potential attacks.