Summarize this content to 2000 words in 6 paragraphs NewsFeedAt least 11 people have been killed and dozens wounded after an attack on an M23 led rally in the eastern Democratic Republic of the Congo city of Bukavu. M23 leader Corneille Nangaa was making his first public appearance in the city since rebels captured it two weeks ago.Published On 28 Feb 202528 Feb 2025
