Russia's military operation in Ukraine has entered its 47th day. Ukrainian Deputy Prime Minister Iryna Vereshchuk said nearly 3,000 people were evacuated on Sunday through humanitarian corridors, including 213 from Mariupol. President Volodymyr Zelenskyy warned Ukrainians on Sunday that the coming week would be crucial, saying that he expected Russia to expand its operations in the country's east. CGTN reporter Zheng Chunying brings the latest developments.