“乌克兰一架苏-27战机被击落”

Group 1 - The article reports that the Russian Ministry of Defense claims that the Russian military shot down a Ukrainian Su-27 fighter jet, with no official response from Ukraine as of the report's publication [1] Group 2 - The article includes various headlines about stock market movements, including a stock that surged by 201% and mentions of significant market events affecting investors, such as Warren Buffett's losses and new stock trading opportunities [2]