Kazran Arji, a BBC Persian commentator, shares on-the-ground insights into the Iranian protests and the Supreme Leader's harsh criticism of demonstrators. Weira Davis, reporting from Ukraine, highlights the devastating impact of Russian missile strikes on civilian infrastructure and the human cost of the ongoing conflict. Meanwhile, Sarah Rainsford covers Switzerland's mourning for New Year's Eve fire victims, while Ione Wells explores regional tensions through her interview with Colombian President Gustavo Petro, discussing US actions in South America.
